Home Page
About Us
FAQ
Listings by US State
Listings by Area Code
Listings by Region
Canada
International
What's New
Links
Contact Us

 

Area Code 928
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 928 (northern/eastern/western Arizona outside metro Phoenix).

Click on the pictures below for a larger version.


Aguila

Listing Updated:
December 2009

Operating Company:
Table Top Telephone Co.

CLLI:
(was AGULAZXCDS0)

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 685

Notes:
Source: Craig L.

 

Alpine

Photo 2 | Photo 3

Listing Updated:
May 2024

Operating Company:
Citizens/Frontier

CLLI:
ALPIAZXCRS1

Switch Type:
Ribbon/Genband/Nortel RSS

Prefixes Served:
(928) 339

Notes:
Current photo: GSV. Photos 2-3: Craig L. (September 2012)

 

Bagdad

Photo 2

Listing Updated:
September 2012

Operating Company:
Table Top Telephone Company

CLLI:
(was BGDDAZXCDS0)

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 633

Notes:
Source: Craig L.

 

Bitter Springs

Listing Updated:
June 2014

Operating Company:
(unknown)

CLLI:
(unknown)

Switch Type:
(unknown)

Prefixes Served:
(unknown)

Notes:
Source: Craig L.

 

Black Mesa

Photo 2

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
BLMSAZXFRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 677

Notes:
Source: Craig L.

 

Blue Ridge

Listing Updated:
October 2012

Operating Company:
TDS Telecom/Arizona Telephone Co.

CLLI:
BLRGAZXCRP0

Switch Type:
Remote Packet (unknown type)

Prefixes Served:
(928) 477

Notes:
Source: Craig L.

 

Bonita

Listing Updated:
February 2012

Operating Company:
Valley Telephone

CLLI:
(was BONTAZXCDS0)

Switch Type:
(was Ribbon/Genband/Nortel DMS-10)

Prefixes Served:
(928) 828

Notes:
Source: Craig L.

 

Bouse

Photo 2

Listing Updated:
November 2022

Operating Company:
Frontier/Citizens

CLLI:
BOUSAZXCRS1

Switch Type:
Genband/Ribbon/Nortel 1RE

Prefixes Served:
(928) 851

Notes:
Current photo: GSV. Photo 2: Craig L. (April 2011)

 

Bullhead City (Main)

Photo 2

Listing Updated:
January 2024

Operating Company:
Frontier/Citizens

CLLI:
BLCYAZXCDS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(928) 704, 758, 763

Notes:
Current photo: GSV. Photo 2: Craig L. (December 2013)

 

Bullhead City North

Photo 2 | Photo 3 | Photo 4

Listing Updated:
January 2024

Operating Company:
Frontier/Citizens

CLLI:
BLCYAZXERS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 754

Notes:
Current photo: GSV. Photos 2-4: Craig L. (December 2013)

 

Castle Rock

Photo 2 | Photo 3

Listing Updated:
November 2022

Operating Company:
Frontier/Citizens

CLLI:
CSRKAZXCRS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 764

Notes:
Current photo: GSV. Photos 2-3: Craig L. (December 2013)

 

Chinle

"Main"

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
CHNLAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSS

Prefixes Served:
(928) 674

Notes:
Source: Craig L.

 

Chinle

"Many Farms"

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
MNFRAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 781

Notes:
Source: Craig L.

 

Cibola

Photo 2

Listing Updated:
May 2024

Operating Company:
Frontier Communications

CLLI:
CIBLAZXCRL0

Switch Type:
SLC5

Prefixes Served:
(928) 857

Notes:
Current photo: GSV. Photo 2: Craig L. (June 2014)

 

Clifton

Photo 2

Listing Updated:
September 2012

Operating Company:
Copper Valley Telephone

CLLI:
(was CFTNAZXCDS0)

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(928) 865

Notes:
Source: Craig L. in AZ

 

Colorado City

Photo 2

Listing Updated:
June 2014

Operating Company:
South Central Communications

CLLI:
(was CLCYAZAARS0)

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(435) 874
(928) 875

Notes:
Also serves Hidale, UT. Source: Craig L.

 

Dennehotso

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
DNHSAZXCRL0

Switch Type:
Ribbon/Genband/Nortel RDE

Prefixes Served:
(928) 658

Notes:
Source: Craig L.

 

Dilkon

Photo 2

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
DLKNAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 657

Notes:
Source: Craig L.

 

Duncan

Photo 2

Listing Updated:
September 2012

Operating Company:
Copper Valley Telephone

CLLI:
(was DNCNAZXCRS1)

Switch Type:
(was DLM)

Prefixes Served:
(575) 358
(928) 359

Notes:
Also serves Virden, NM
Source: Craig L. in AZ

 

Ehrenberg

Photo 2

Listing Updated:
May 2024

Operating Company:
Frontier/Citizens

CLLI:
EHRNAZXFRS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 923

Notes:
Current photo: GSV. Photo 2 Craig L. (April 2011)

 

Flagstaff

"Flagstaff Main"

Photo 2 | Photo 3

Photo 4 (Gray Mountain)

 

Listing Updated:
May 2022

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
FLGSAZMADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 213-4, 226, 523, 556, 679, 773-4, 779, 913

Notes:
Current photo: GSV. Photos 2-4: Craig L. in October 2009 and September 2017.  Photo 3 shows a close up of the microwave tower on top of the CO building. Photo 4 is Gray Mountain, a remote switch served out of Flagstaff Main.

 

Flagstaff

"Flagstaff East"

Photo 2

Listing Updated:
April 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
FLGSAZEADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 522, 526-7, 714, 864

Notes:
Current photo: GSV. Photo 2: Craig L. (December 2009)

 

Flagstaff

"Flagstaff South"

Listing Updated:
July 2011

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
FLGSAZSORS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 525

Notes:
Source: Craig L.

 

Flagstaff

"Ashfork"

Photo 2 | Photo 3

Listing Updated:
December 2013

Operating Company:
Centurylink/Qwest/US West/Mountain Bell

CLLI:
ASFKAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 637

Notes:
Source: Craig L.

 

Flagstaff

"Munds Park"

Photo 2

Listing Updated:
April 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
MSPKAZMADS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(928) 286

Notes:
Current photo: GSV. Photo 2: Craig L. (July 2011)

 

Flagstaff

"Williams"

Photo 2 | Photo 3 | Photo 4

Listing Updated:
April 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
WLMSAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 635

Notes:
Current photo: GSV. Photos 2-4: Craig L. (December 2013)

 

Fort Defiance

Photo 2 | Photo 3

Listing Updated:
June 2022

Operating Company:
Frontier/Navajo Communications

CLLI:
FTDFAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 729

Notes:
Current photo: GSV. Photos 2-3 Craig L. (June 2014)

 

Fredonia

Listing Updated:
June 2014

Operating Company:
South Central Communications

CLLI:
(was FRDNAZACRS0)

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 643

Notes:
Source: Craig L.

 

Ganado

Photo 2 | Photo 3

Listing Updated:
June 2024

Operating Company:
Frontier/Navajo Communications

CLLI:
GANDAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 755

Notes:
Current photo: GSV. Photos 2-3 Craig L. (June 2014)

 

Gila Bend

Photo 2

Listing Updated:
February 2024

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
GLBNAZMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 683

Notes:
Current photo: GSV. Photo 2: Craig L. (January 2011)

 

Globe

"Main"

Photo 2

Listing Updated:
May 2018

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
GLOBAZMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 402, 425, 487

Notes:
Current photo: GSV. Photo 2: Craig L. (July 2010)

 

Globe

"Miami"

Photo 2

Listing Updated:
May 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
MIAMAZMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 473

Notes:
Current photo: GSV. Photo 2: Craig L. (October 2009)

 

Grand Canyon

Listing Updated:
October 2009

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
GRCNAZMARS1

Switch Type:
Nokia/Alcatel/Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 638

Notes:
Source: Craig L. Serves the south rim of the Grand Canyon.

 

Greasewood

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
GSWDAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 654

Notes:
Source: Craig L.

 

Greenhaven

"Marble Canyon"

Listing Updated:
June 2014

Operating Company:
TDS/Arizona Telephone Co.

CLLI:
MRCNAZXERP0

Switch Type:
Remote Packet (unknown type)

Prefixes Served:
(928) 353

Notes:
Was originally a Redcom Labs M38 switch. Source: Craig L.

 

Greer

Listing Updated:
October 2012

Operating Company:
Frontier/Citizens

CLLI:
GRERAZXCRL0

Switch Type:
Remote Switch (unknown make/model)

Prefixes Served:
(928) 735

Notes:
Source: Craig L.

 

Harquahala Valley

Listing Updated:
January 2011

Operating Company:
TDS/Arizona Telephone Co.

CLLI:
HRVYAZXCPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(928) 372

Notes:
Source: Craig L.

 

Heber

Photo 2

Listing Updated:
March 2024

Operating Company:
Frontier/Citizens

CLLI:
HEBRAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 535

Notes:
Current photo: GSV. Photo 2: Craig L. (September 2012)

 

Holbrook

Photo 2

Listing Updated:
April 2023

Operating Company:
Frontier/Citizens

CLLI:
HLBKAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 524

Notes:
Current photo: GSV. Photo 2: Craig L. (October 2012)

 

Hyder

Listing Updated:
January 2013

Operating Company:
TDS/Arizona Telephone Co.

CLLI:
HYDRAZXCPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(928) 454

Notes:
This is a strange one. The central office used to be at "Hyder-Dateland" (see below), but this is now the "central office" as a trunk gateway as of 2021. Source: Craig L.

 

Hyder

"Dateland"

Listing Updated:
April 2012

Operating Company:
TDS/Arizona Telephone Co.

CLLI:
None (was DTLDAZ01DS0)

Switch Type:
(none)

Prefixes Served:
(none)

Notes:
This is a strange one. This may be a remote switch off of "Hyder" (see above). It used to have its own CLLI code (DTLDAZ01DS0), but it seems to have been removed sometime between 2013 and 2021.Source: Craig L.

 

Kaibeto

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
KABTAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 673

Notes:
Source: Craig L.

 

Kayenta

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
KYNTAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 697

Notes:
Source: Craig L.

 

Keams Canyon

Photo 2

Listing Updated:
October 2014

Operating Company:
Hopi Telecommunications

CLLI:
KMCNAZXCRS1

Switch Type:
Ribbon/Genband/Nortel 1RC

Prefixes Served:
(928) 738

Notes:
Source: Craig L.

 

Kingman

"XC" (Main)

Photo 2

Listing Updated:
March 2024

Operating Company:
Frontier/Citizens

CLLI:
KGMNAZXCDS0

Switch Type:
Ribbon/Genband/Nortel DMS-100/200

Prefixes Served:
(928) 718, 753

Notes:
Current photo: GSV. Photo 2: Larry P. (September 2011)

 

Kingman

"XE" (Northern Ave.)

Photo 2 | Photo 3

Listing Updated:
September 2022

Operating Company:
Frontier/Citizens

CLLI:
KGMNAZXEDS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(928) 263, 681, 692, 757

Notes:
Current photo: GSV. Photos 2-3: Larry P. (October 2012)

 

Kingman

"Golden Valley"

Photo 2 | Photo 3

Listing Updated:
August 2022

Operating Company:
Frontier/Citizens

CLLI:
GLVYAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 565

Notes:
Current photo: GSV. Photos 2-3: Craig L. (December 2013)

 

Kingman

AT&T POP

Listing Updated:
August 2013

Operating Company:
at&t Long Lines

CLLI:
None

Switch Type:
None

Prefixes Served:
None

Notes:
Source: Larry P.

 

Kykotsmovi Village

Listing Updated:
October 2014

Operating Company:
Hopi Telecommunications

CLLI:
KIVGAZXCRS1

Switch Type:
Ribbon/Genband/Nortel 1RC

Prefixes Served:
(928) 734

Notes:
Source: Craig L.

 

Lake Havasu City

Photo 2

Listing Updated:
April 2011

Operating Company:
Frontier/Citizens

CLLI:
LHCYAZXCDS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(928) 453, 505, 680, 854-5

Notes:
Source: Craig L. Photo 2 shows the former sign for "Citizens Utilities".

 

Lake Mohave Ranchos

"Dolan Springs"

Photo 2

Listing Updated:
March 2024

Operating Company:
Frontier/Citizens

CLLI:
DLSPAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 767

Notes:
Current photo: GSV. Photo 2: Craig L. (December 2013)

 

Lake Pleasant (Peoria)

Photo 2

Listing Updated:
October 2014

Operating Company:
Wyyerd Fiber

CLLI:
PEORAZFSDS0

Switch Type:
Metaswitch VP2510

Prefixes Served:
(623) 455
(928) 501

Notes:
Source: Craig L.

 

Le Chee

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
LCHEAZXCRL0

Switch Type:
Ribbon/Genband/Nortel RDE

Prefixes Served:
(928) 698

Notes:
Source: Craig L.

 

Leupp

Photo 2

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
LEPPAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 686

Notes:
Source: Craig L.

 

Littlefield

"Beaver Dam"

Listing Updated:
June 2014

Operating Company:
Reliance Connects/Rio Virgin Telephone Co.

CLLI:
BVDMAZ01RS0

Switch Type:
Remote Switch (unknown type)

Prefixes Served:
(928) 347

Notes:
Source: Craig L.

 

Lukachukai

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
LKCHAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 787

Notes:
Source: Craig L.

 

Marble Canyon

Listing Updated:
June 2014

Operating Company:
TDS/Arizona Telephone Co.

CLLI:
MRCNAZXCRP0

Switch Type:
Remote Packet (unknown type)

Prefixes Served:
(928) 355

Notes:
Originally was a Redcom Labs M38. Source: Craig L.

 

Meadview

Listing Updated:
June 2014

Operating Company:
Frontier/Citizens Communications

CLLI:
MDVWAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 564

Notes:
Source: Craig L.

 

Millsite

"Dewey"

Listing Updated:
August 2011

Operating Company:
MTE Communications

CLLI:
DEWYAZ01DS0

Switch Type:
Redcom Laboratories MDX 10K

Prefixes Served:
(928) 999

Notes:
Source: Craig L.

 

Mohave Valley

Photo 2

Listing Updated:
December 2013

Operating Company:
Frontier/Citizens

CLLI:
MHVYAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 768, 788

Notes:
Source: Craig L.

 

Mormon Lake

Listing Updated:
September 2012

Operating Company:
TDS/Arizona Telephone Company

CLLI:
MMLKAZXCPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(928) 354

Notes:
Source: Craig L.

 

Page

Photo 2

Listing Updated:
July 2022

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
PAGEAZMADS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(435) 675
(928) 608, 645

Notes:
Also serves Glen Canyon, UT.
Current photo: GSV. Photo 2: Craig L. (June 2014)

 

Parker

Photo 2

Listing Updated:
April 2024

Operating Company:
Frontier/Citizens

CLLI:
PRKRAZXCDS0

Switch Type:
Ribbon/Genband/Nortel DMO

Prefixes Served:
(928) 669

Notes:
Current photo: GSV. Photo 2: Craig L. (April 2011)

 

Parker Dam

"Main"

Listing Updated:
April 2011

Operating Company:
Frontier/Citizens

CLLI:
PRDMAZXCDS0

Switch Type:
DSF

Prefixes Served:
(928) 667

Notes:
Source: Craig L.

 

Parker Dam

"Poston"

Photo 2

Listing Updated:
March 2024

Operating Company:
Frontier/Citizens

CLLI:
PSTNAZXCRS1

Switch Type:
Ribbon/Genband/Nortel 1RE

Prefixes Served:
(928) 662

Notes:
Current photo: GSV. Photo 2: Craig L. (April 2011)

 

 

Payson

"Main"

Photo 2

 

Listing Updated:
March 2024

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
PYSNAZMADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 468, 472, 474

Notes:
Current photo: GSV. Photo 2: Craig L. (June 2011)

 

Payson

"Pine"

Listing Updated:
June 2011

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
PINEAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 476

Notes:
Source: Craig L.

 

 

Payson

"Tonto Creek"

Photo 2

 

Listing Updated:
September 2012

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
TNCKAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 478

Notes:
Source: Craig L.

 

Peach Springs

"Truxton"

Photo 2 | Photo 3

Listing Updated:
January 2024

Operating Company:
Frontier/Citizens

CLLI:
TXTNAZABRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 769

Notes:
Current photo: GSV. Photos 2-3: Craig L. (December 2013)

 

Pima

Listing Updated:
February 2012

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
PIMAAZMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 485

Notes:
Source: Craig L.

 

Pinetop

"XA"

Photo 2

Listing Updated:
March 2024

Operating Company:
Frontier/Citizens

CLLI:
PNTPAZXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 369

Notes:
Curent photo: GSV. Photo 2: Craig L. (September 2012)

 

Pinetop

"XC"

Photo 2

Listing Updated:
April 2024

Operating Company:
Frontier/Citizens

CLLI:
PNTPAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 367

Notes:
Current photo: GSV. Photo 2: Craig L. (December 2009)

 

Pinetop

"Lakeside"

Photo 2

Listing Updated:
April 2024

Operating Company:
Frontier/Citizens

CLLI:
LKSDAZAERS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 368

Notes:
Current photo: GSV. Photo 2: Craig L. (September 2012)

 

Pinon Cottonwood

"Whipoorwill"

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
PINNAZXCRS1

Switch Type:
Ribbon/Genband/Nortel RSS

Prefixes Served:
(928) 725

Notes:
This is where documents don't agree. Some say this is Pinon Cottonwood and others say it's Whipoorwill. I'll go by the Local Routing Exchange Guide. Oh, check out the "local art" on the equipment! Source: Craig L.

 

Polacca

Photo 2

Listing Updated:
October 2014

Operating Company:
Hopi Telecommunications

CLLI:
PLCCAZXCRS1

Switch Type:
Ribbon/Genband/Nortel 1RC

Prefixes Served:
(928) 737

Notes:
Source: Craig L.

 

Prescott

"Main"

Photo 2

Listing Updated:
September 2022

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
PRSCAZMADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 442-3, 445, 541, 708, 717, 771, 776-8

Notes:
Current picture: GSV. Photo 2: Craig L. (December 2009)

 

Prescott

"Chino Valley"

Photo 2

Listing Updated:
June 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
CHVYAZMADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 583, 636

Notes:
Current photo: GSV. Photo 2: Craig L. (June 2010)

 

Prescott

"East"

Photo 2

Listing Updated:
June 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
PRSCAZEARS2

Switch Type:
Nokia/Alcatel/Lucent 5ESS ORM

Prefixes Served:
(928) 759, 772, 775

Notes:
Current photo: GSV. Photo 2: Craig L. (October 2009)

 

Prescott

"Humboldt"

Listing Updated:
October 2009

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
HMBLAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 632

Notes:
Source: Craig L.

 

Prescott

"Inscription Canyon Ranch"

Listing Updated:
September 2012

Operating Company:
Table Top Telephone Company

CLLI:
PRSCAZFWDS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 858

Notes:
Source: Craig L.

 

Prescott

"Mayer"

Photo 2

Listing Updated:
March 2021

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
MAYRAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 642

Notes:
Current photo: GSV. Photo 2: Craig L. (October 2009)

 

Quartzsite

Photo 2

Listing Updated:
March 2021

Operating Company:
TDS/Southwestern Telephone Co.

CLLI:
QRTZAZXCDS0

Switch Type:
Nokia Siemens/SC DCO

Prefixes Served:
(928) 927

Notes:
Current photo: GSV. Photo 2: Craig L. (April 2012)

 

Red Valley

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
RDVYAZXCRL0

Switch Type:
Ribbon/Genband/Nortel RDE

Prefixes Served:
(928) 653

Notes:
Source: Craig L.

 

Red Mesa

Listing Updated:
June 2014

Operating Company:
(unknown)

CLLI:
(unknown)

Switch Type:
(unknown)

Prefixes Served:
(unknown)

Notes:
Source: Craig L.

 

Rock Point

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
RKPNAZXCRL0

Switch Type:
Ribbon/Genband/Nortel RDE

Prefixes Served:
(928) 659

Notes:
Source: Craig L.

 

Roosevelt Lake

"Main"

Photo 2

Listing Updated:
January 2011

Operating Company:
TDS/Arizona Telephone

CLLI:
RSVTAZXCPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(928) 467

Notes:
Originally a Stromberg-Carlson DCO. Source: Craig L. Photo 2 shows the microwave dish pointed towards the Tonto Basin office (see below)

 

Roosevelt Lake

"Tonto Basin"

Photo 2

Listing Updated:
February 2024

Operating Company:
TDS/Arizona Telephone

CLLI:
TNBSAZXCRP0

Switch Type:
Remote Packet (unknown type)

Prefixes Served:
(928) 479

Notes:
Originally was a Stromberg-Carlson DCO.
Current photo: GSV. Photo 2: Craig L. (January 2011)

 

Rough Rock

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
RHRKAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RDE

Prefixes Served:
(928) 728

Notes:
Source: Craig L.

 

Safford

Photo 2 | Photo 3

Listing Updated:
February 2024

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
SFFRAZMADS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(928) 348, 387, 428, 432, 552

Notes:
Current photo: GSV. Photos 2-3: Craig L. (February 2012)

 

Salome

Photo 2

Listing Updated:
March 2021

Operating Company:
TDS/Southwestern Telephone Co.

CLLI:
SALMAZXCPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(928) 859

Notes:
Current photo: GSV. Photo 2: Craig L. (December 2009)

 

San Carlos

"Peridot"

Photo 2

Listing Updated:
January 2024

Operating Company:
San Carlos Apache Telecommunications Utility

CLLI:
PRDTAZ01DS0

Switch Type:
Nokia-Siemens EWSD

Prefixes Served:
(928) 475

Notes:
Current photo: GSV. Photo 2: Craig L. (January 2011)

 

Sanders

Listing Updated:
June 2014

Operating Company:
Table Top Telephone Co.

CLLI:
SNDRAZXCDS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 688

Notes:
Source: Craig L.

 

Sedona

"Main"

Photo 2

Listing Updated:
June 2022

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
SEDNAZMADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 203-4, 282

Notes:
Current photo: GSV. Photo 2: Craig L. (October 2010)

 

Sedona

"Camp Verde Main"

Photo 2

Listing Updated:
April 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
CMVRAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 554, 567

Notes:
Current photo: GSV. Photo 2: Craig L. (September 2012)

 

Sedona

"Camp Verde Rim Rock"

Photo 2

Listing Updated:
March 2021

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
CMVRAZRRRS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 592

Notes:
Current photo: GSV. Photo 2: Craig L. (July 2011)

 

Sedona

"Cottonwood Main"

Photo 2

Listing Updated:
July 2022

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
CTWDAZMADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 634, 639, 649

Notes:
Current photo: GSV. Photo 2: Craig L. (October 2010)

 

Sedona

"Cottonwood South"

Photo 2

Listing Updated:
July 2022

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
CTWDAZSORS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 646

Notes:
Current photo: GSV. Photo 2: Craig L. (October 2009)

 

Sedona

"South"

Photo 2

Listing Updated:
April 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
SEDNAZSORS3

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 284

Notes:
Current photo: GSV. Photo 2: Craig L. (September 2012)

 

Seligman

Photo 2

Listing Updated:
December 2013

Operating Company:
Table Top Telephone

CLLI:
(was SGMNAZXCDS0)

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(928) 422

Notes:
Source: Craig L.

 

Shonto

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
SHNTAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 672

Notes:
Source: Craig L.

 

Show Low

"Main"

Photo 2

Listing Updated:
April 2023

Operating Company:
Frontier/Citizens

CLLI:
SHLWAZXCDS1

Switch Type:
Ribbon/Genband/Nortel DMS-100/200

Prefixes Served:
(928) 532, 537

Notes:
Current photo: GSV. Photo 2: Craig L. (September 2012)

 

Show Low

"Pinedale"

Photo 2

Listing Updated:
April 2024

Operating Company:
Frontier/Citizens

CLLI:
PNDLAZXCRS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 739

Notes:
Current photo: GSV. Photo 2: Craig L. (September 2012)

 

Snowflake

Photo 2

Listing Updated:
April 2023

Operating Company:
Citizens/Frontier

CLLI:
SNWFAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 536

Notes:
Current photo: GSV. Photo 2: Craig L. (September 2012)

 

Somerton

Photo 2

Listing Updated:
June 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
SMTNAZMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 627, 722

Notes:
Current photo: GSV. Photo 2: Craig L. (April 2012)

 

Springerville

Photo 2 | Photo 3

Listing Updated:
April 2024

Operating Company:
Citizens/Frontier

CLLI:
SPVLAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 333

Notes:
Current photo: GSV. Photos 2-3: Craig L. (September 2012)

 

St. Johns

Photo 2 | Photo 3

Listing Updated:
April 2024

Operating Company:
Citizens/Frontier

CLLI:
STJHAZXBRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 337

Notes:
Photo 3 shows what is believed to be a remote in Concho. Current photo: GSV. Photos 2-3: Craig L. (September 2012)

 

Teec Nos Pos

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
TNPSAZXRRS1

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 656

Notes:
Source: Craig L.

 

Toyei

Photo 2 | Photo 3 | Photo 4

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
TOYIAZXCRL0

Switch Type:
Ribbon/Genband/Nortel RDE

Prefixes Served:
(928) 736

Notes:
This is a mostly abandoned town due to asbestos contamination. Source: Craig L.

 

Tsaile

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
TSILAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 724

Notes:
Source: Craig L.

 

Tuba City

Listing Updated:
October 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
TBCYAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 283

Notes:
Source: Craig L.

 

Whiteriver

Listing Updated:
September 2012

Operating Company:
Frontier/Citizens

CLLI:
WHRVAZXBRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 338

Notes:
Source: Craig L. in AZ

 

Whiteriver

"Cibicue"

Photo 2 | Photo 3

Listing Updated:
April 2024

Operating Company:
Frontier/Citizens

CLLI:
CIBCAZXCRL0

Switch Type:
Remote Switch (unknown type, probably RLM)

Prefixes Served:
(928) 332

Notes:
Current photo: GSV. Photos 2-3: Craig L. (April 2013)

 

Whiteriver

"Hawley Lake"

Photo 2

Listing Updated:
September 2012

Operating Company:
Citizens/Frontier

CLLI:
HLLKAZXCRL0

Switch Type:
Remote switch (unknown make/type)

Prefixes Served:
(928) 335

Notes:
From "we're trying to blend in" department. Source: Craig L.

 

Whiteriver

"McNary"

Photo 2

Listing Updated:
April 2024

Operating Company:
Frontier/Citizens

CLLI:
MCNRAZXCRL0

Switch Type:
Remote Switch (unknown make)

Prefixes Served:
(928) 334

Notes:
Current photo: GSV. Photo 2: Craig L. (September 2012)

 

Wickenburg

"Main"

Photo 2

Listing Updated:
March 2024

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
WCBGAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 668, 684

Notes:
Current photo: GSV. Photo 2: Craig L. (March 2011)

 

Wickenburg

"Yarnell"

Photo 2

Listing Updated:
April 2024

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
YRNLAZMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(928) 427

Notes:
Current photo: GSV. Photo 2L: Craig L. (December 2009)

 

Wide Ruins

Listing Updated:
June 2014

Operating Company:
Frontier/Navajo Communications

CLLI:
WDRNAZXCRL0

Switch Type:
Ribbon/Genband/Nortel RDE

Prefixes Served:
(928) 652

Notes:
Source: Craig L.

 

Wikieup

Listing Updated:
November 2011

Operating Company:
Frontier/Citizens

CLLI:
WIKPAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(928) 765

Notes:
Source: Larry P.

 

Window Rock

"St. Michaels"

Photo 2 | Photo 3 | Photo 4

Listing Updated:
June 2024

Operating Company:
Frontier/Navajo Communications

CLLI:
STMCAZXEDS0

Switch Type:
Ribbon/Genband/Nortel DMS-100/200

Prefixes Served:
(928) 810, 871

Notes:
Current photo: GSV. Photos 2-4: Craig L. (June 2014)

 

Winslow

"Main"

Photo 2

Listing Updated:
March 2021

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
WNSLAZMADS1

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(928) 289

Notes:
Current photo: GSV. Photo 2: Craig L. (October 2012)

 

Winslow

"Joseph City"

Listing Updated:
October 2012

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
WNSLAZMADS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 288

Notes:
Source: Craig L. in AZ

 

York Valley

Listing Updated:
September 2012

Operating Company:
Copper Valley Telephone

CLLI:
(was YRVYAZXCDS0)

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(928) 687

Notes:
Source: Craig L. in AZ

 

Young

Listing Updated:
September 2012

Operating Company:
Midvale Telephone Exchange

CLLI:
YONGAZXCDS0

Switch Type:
Redcom M38

Prefixes Served:
(928) 462

Notes:
Source: Craig L. in AZ

 

Yucca

Photo 2

Listing Updated:
December 2013

Operating Company:
Frontier/Citizens

CLLI:
YUCCAZXCRS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 766

Notes:
Source: Craig L.

 

Yuma

"Main"

Photo 2

Listing Updated:
March 2021

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
YUMAAZMADS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(928) 328-9, 343, 373, 376, 539, 782-3, 819

Notes:
Current picture: GSV. Photo 2: Craig L. (April 2012)

 

Yuma

"Fortuna"

Photo 2

Listing Updated:
April 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
YUMAAZFTDS1

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(928) 305, 342, 345

Notes:
Current photo: GSV. Photo 2: Craig L. (April 2012)

 

Yuma

"Southeast"

Photo 2 | Photo 3

Listing Updated:
April 2023

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
YUMAAZSEDS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(928) 269, 314, 317, 336, 341, 344, 726

Notes:
Current photo: GSV. Photos 2-3: Craig L. (June 2014)

 

Yuma

"Welton"

Photo 2 | Photo 3

Listing Updated:
March 2024

Operating Company:
CenturyLink/Qwest/US West/Mountain Bell

CLLI:
WLTNAZMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(928) 785

Notes:
Current photo: GSV. Photos 2-3: Craig L. (April 2012)

 

Visit other Arizona Area Codes: 480 520 602 623 928

Visit nearby regions: California Nevada New Mexico Utah


Copyright 2024 Telephone Central Office Building Pictures
Page last modified July 14, 2024
Contact us for more information