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Area Code 920
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 920 (Eastern Wisconsin).

Click on the pictures below for a larger version.


Abrams

Photo 2 | Photo 3

Listing Updated:
August 2011

Operating Company:
Nsight/Bayland Telephone

CLLI:
(was ABRMWIXADS0)

Switch Type:
Tekelec T7000 remote

Prefixes Served:
(920) 826

Notes:
Originally was a DMS-10, now a packet switch remote. Photo 2 shows the back of the main building, while Photo 3 shows the garage next to the main building.

 

Algoma

Photo 2

 

Listing Updated:
August 2023

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
ALGMWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 365, 487

Notes:
Source: Ed S.

 

Appleton

"Main"

Listing Updated:
October 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
APPLWI01DS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(920) 221, 225, 257, 380, 628, 730-1, 733-5, 738-9, 749, 830-2, 954, 991, 993, 996-7

Notes:
Source: GSV

 

Appleton

"Greenville"

Listing Updated:
October 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
GNVLWI12RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 757

Notes:
Source: GSV

 

Baileys Harbor

Listing Updated:
August 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
BLHRWIXARS0

Switch Type:
Nokia/Alcatel/Lucant/Automatic Electric GTD-5 EAX Remote

Prefixes Served:
(920) 839

Notes:
Source: Ed S.

 

Beaver Dam

Photo 2 | Photo 3

Listing Updated:
July 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
BVDMWI01DSA

Switch Type:
Nokia/Alcatel/Lucent 5ESS Host

Prefixes Served:
(920) 356, 689, 885, 887

Notes:
Also serves the Burnett ratecenter. Was originally a #1 Step by Step, now a Lucent 5ESS. Photo 2 shows a microwave dish pointed to the microwave relay station in Slinger, WI.
Source: Joe M.

 

Berlin

Listing Updated:
August 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel

CLLI:
BRLNWI01DS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(920) 361

Notes:
Source: Joe M.

 

Brandon

Listing Updated:
May 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel/Fairwater-Brandon-Alto Telephone Co.

CLLI:
BRNDWIXBRS0

Switch Type:
Remote Switch (unknown type)

Prefixes Served:
(920) 346

Notes:
Originally had an AE Step by Step switch. Source: Joe M.

 

Campbellsport

Photo 2

Listing Updated:
April 2024

Operating Company:
Frontier/VerizonGTE

CLLI:
CMPTWIXARS0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 RSU

Prefixes Served:
(920) 533

Notes:
Was an AE SXS until 1982, then  ITS-5 Host until 2005, now an AE remote off GTD-5 in Oak Field, WI. Was one of the first switches in GTE to be digital.
Current photo: GSV. Photo 2: Joe M. (September 2007)

 

Casco

Listing Updated:
August 2023

Operating Company:
Brightspeed/CenturyLink/CenturyTel (Casco)

CLLI:
CASCWIXADS0

Switch Type:
Nokia/Siemens/Stromberg-Carlson DCO

Prefixes Served:
(920) 837

Notes:
Source: GSV

 

Cedar Grove

Listing Updated:
September 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
CDGVWIXARS0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 RSU

Prefixes Served:
(920) 668

Notes:
Source: Ed S.

 

Cleveland

Listing Updated:
July 2024

Operating Company:
TDS/Eastcoast Telecom

CLLI:
CLEVWIXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(920) 300, 693

Notes:
Source: GSV

 

Clyman

Photo 2

Listing Updated:
July 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
CLYMWIXARL0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 Remote

Prefixes Served:
(920) 696

Notes:
Current photo: GSV. Photo 2: Joe M. (July 2015)

 

De Pere

Listing Updated:
July 2023

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
DEPRWI11DS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(920) 330, 336-9, 343, 403, 983

Notes:
Source: GSV

 

Denmark

Listing Updated:
June 2023

Operating Company:
Brightspeed/CenturyLink/CenturyTel Central Wisconsin

CLLI:
DNMKWIXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD5-EAX

Prefixes Served:
(920) 863

Notes:
Source: GSV

 

Fond du Lac

Photo 2

Listing Updated:
April 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
FDULWI01DS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(920) 266, 906-7, 921-4, 926, 929

Notes:
Current photo: GSV. Photo 2: Joe M. (June 2016)

 

Forestville

Listing Updated:
August 2020

Operating Company:
Brightspeed/Centurylink/CenturyTel

CLLI:
FSVLWIXADS0

Switch Type:
Digital Switch (unknown type)

Prefixes Served:
(920) 856

Notes:
Source: E. Stadick

 

Fox Lake

Photo 2 | Photo 3

Listing Updated:
July 2024

Operating Company:
Brightspeed/Centurylink/CenturyTel/People's Telephone

CLLI:
FXLKWIXARS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS remote

Prefixes Served:
(920) 928

Notes:
Before 1995 was People's Telephone Co. Was A DMS-10 Now is a AT&T 5ESS Remote. Current photo: GSV. Photos 2 and 3: Joe M. (June 2011 and March 2009)

 

Gillett

Listing Updated:
June 2023

Operating Company:
Brightspeed/CenturyLink/Telephone USA of Wisconsin

CLLI:
GLLTWIXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD5-EAX

Prefixes Served:
(920) 855

Notes:
Source: GSV

 

Green Bay

"Cardinal"

Photo 2

Listing Updated:
May 2023

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
GNBYWI13DS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(920) 434, 661-2

Notes:
Serves western parts of Green Bay ratecenter. Current photo: GSV. Photo 2: August 2011

 

Green Bay

"Huth"

Listing Updated:
July 2023

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
GNBYWI12DS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(920) 288, 406, 465, 468-9

Notes:
Source: GSV

 

Green Bay

"Jefferson"

Photo 2

Listing Updated:
August 2019

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
GNBYWI01DS1
GNBYWI01DSA

Switch Type:
DS1: Ribbon/Genband/Nortel DMS-100
DSA: Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
DS1: (920) 430-3, 435-8, 444-5, 455
DSA: (920) 448

Notes:
Current photo: GSV. Photo 2: January 2017

 

Green Bay

"Ridge"

Photo 2

Listing Updated:
July 2023

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
GNBYWI11DS0
GNBYWI11DSA
GNBYWI11RS0

Switch Type:
DS0 & DSA: Ribbon/Genband/Nortel DMS-100
RS0: Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
DS0: (920) 327
DSA: (920) 405, 429, 490-1, 494, 496-9, 592
RS0: (920) 492

Notes:
Serves northwestern parts of Green Bay ratecenter. Current photo: GSV. Photo 2: August 2011

 

Green Lake

Listing Updated:
September 2021

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
GNLKWI11DS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(920) 294

Notes:
Source: Ed S.

 

Horicon

Photo 2

Listing Updated:
July 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
HRCNWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 485

Notes:
Current photo: GSV. Photo 2: Joe M. (August 2014)

 

Hustisford

Photo 2

Listing Updated:
July 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
HSFDWIXARS0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 Remote

Prefixes Served:
(920) 349

Notes:
Current photo: GSV. Photo 2: Joe M. (July 2015)

 

Jefferson

Listing Updated:
June 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
JFSNWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 674-5

Notes:
Source: GSV

 

Johnson Creek

Listing Updated:
September 2012

Operating Company:
TDS/Riverside Telcom

CLLI:
JHCKWIXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(920) 699

Notes:
Source: GSV

 

Juneau

Listing Updated:
July 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
JUNEWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 386

Notes:
Source: GSV

 

Kewaunee

Photo 2

Listing Updated:
August 2023

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
KEWNWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 388

Notes:
Current photo: GSV. Photo 2: August 2020 (Ed S.)

 

Lake Mills

Listing Updated:
June 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
LKMLWIXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD5-EAX

Prefixes Served:
(920) 648

Notes:
Source: GSV

 

Larsen

Photo 2

Listing Updated:
October 2024

Operating Company:
Brightspeed/Centurylink/CenturyTel/Larsen-Readfield Telephone Co

CLLI:
LRSNWIXADSA

Switch Type:
Nokia/Siemens DCO

Prefixes Served:
(920) 836

Notes:
Current photo: GSV. Photo 2: Joe M. (June 2016)

 

Lebanon

Photo 2

Listing Updated:
July 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
LBNNWIXARL0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 Remote

Prefixes Served:
(920) 925

Notes:
Current photo: GSV. Photo 2: Joe M. (July 2015)

 

Lena

Photo 2

Listing Updated:
August 2023

Operating Company:
Brightspeed/Centurylink/CenturyTel

CLLI:
LENAWIXARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(920) 829

Notes:
Current photo: GSV. Photo 2: August 2011

 

Lomira

Photo 2

Listing Updated:
May 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
LOMRWIXARS6

Switch Type:
Remote Switch (unknown type)

Prefixes Served:
(920) 269

Notes:
One of the first Vidar remote digital offices. It was a remote off of a Vidar switch in Campbelsport, WI circa 1978. It had replaced an outgrown Nokia/Lucent/Automatic Electric Step by Step switch. Though the exact switch is not known, it now appears to be an AE GTD-5 remote hosted in Oakfield. Current photo: GSV. Photo 2: Joe M. (August 2014)

 

Manitowoc

Listing Updated:
October 2022

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
MNTWWI01DS0

Switch Type:
Nokia/Siemens EWSD DE5

Prefixes Served:
(920) x

Notes:
Source: GSV

 

Mapleton

Photo 2

Listing Updated:
May 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
MPTNWIXARS0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 Remote

Prefixes Served:
(920) 355, 474

Notes:
Manual until 1957, then a Leich all-relay switch was installed. Current building built in 1969 for an  Nokia/Lucent/Automatic Electric step by step. In 1991, current switch installed. Current photo: GSV. Photo 2: Joe M. (May 2015)

 

Markesan

Listing Updated:
October 2008

Operating Company:
Brightspeed/CenturyLink/CenturyTel Central Wisconsin

CLLI:
MRKSWIXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD5-EAX

Prefixes Served:
(920) 398

Notes:
Source: GSV

 

Mayville

Photo 2

Listing Updated:
July 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
MYVLWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 387

Notes:
Current photo: GSV. Photo 2: Joe M. (July 2015)

 

Neenah

Photo 2

Listing Updated:
October 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
NENHWI11DS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(920) 215, 720-2, 725, 727, 729, 751, 969

Notes:
Current photo: GSV. Photo 2: Joe M. (June 2016)

 

Neosho

Photo 2

Listing Updated:
May 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
NESHWIXARS0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 Remote

Prefixes Served:
(920) 368, 625

Notes:
Current photo: GSV. Photo 2: Joe M. (July 2015)

 

Newtonburg

Listing Updated:
July 2024

Operating Company:
Nsight/Lakefield Telephone Company

CLLI:
NTBGWIXADSA

Switch Type:
Nokia/Siemens/Stromberg-Carlson DCO

Prefixes Served:
(920) 663, 726, 758

Notes:
Serves multiple ratecenters. Source: GSV

 

Oakfield

Listing Updated:
May 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
OKFDWIXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD5-EAX

Prefixes Served:
(920) 583

Notes:
Source: GSV

 

Oconto

Photo 2

Listing Updated:
June 2023

Operating Company:
Brightspeed/Centurylink/CenturyTel/Ameritech/ Wisconsin Telephone

CLLI:
OCNTWI11RS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote (EXM)

Prefixes Served:
(920) 834

Notes:
Oconto is part of a group of ratecenters that were sold to CenturyTel from Ameritech a number of years ago. Current photo: GSV. Photo 2: August 2011

 

Oconto Falls

Photo 2

Listing Updated:
June 2023

Operating Company:
Brightspeed/Centurylink/CenturyTel/Ameritech/ Wisconsin Telephone

CLLI:
OCFLWI11RS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote (EXM)

Prefixes Served:
(920) 846

Notes:
Oconto Falls is part of a group of ratecenters that were sold to CenturyTel from Ameritech a number of years ago. Current photo: GSV. Photo 2: August 2011

 

Omro

Listing Updated:
June 2016

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
OMROWI11DS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(920) 685

Notes:
Source: Joe M.

 

Oostburg

Listing Updated:
September 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
OSBGWIXARS0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 RSU

Prefixes Served:
(920) 564

Notes:
Source: Ed S.

 

Oshkosh

Photo 2

Listing Updated:
July 2019

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
OSHKWI01DSA

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(920) 223, 231-3, 235-7, 303, 424, 426, 527

Notes:
Current photo: GSV. Photo 2: Joe M. (June 2016)

 

Plymouth

Listing Updated:
June 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
PLMOWIXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD5-EAX

Prefixes Served:
(920) 892

Notes:
Source: GSV

 

Princeton

Photo 2

Listing Updated:
September 2023

Operating Company:
Brightspeed/Centurylink/CenturyTel

CLLI:
PRTNWI11DS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(920) 295

Notes:
Current photo: GSV. Photo 2: September 2012

 

Randolph

Photo 2

Listing Updated:
March 2009

Operating Company:
Brightspeed/Centurylink/CenturyTel/People's Telephone

CLLI:
RNDHWIXBDS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(920) 326

Notes:
Before 1995 was People's Telephone Company.  Was A DMS-10 now a AT&T 5ESS. Photo 2 is the old CO building before the new one was built. Source: Joe M.

 

Random Lake

Listing Updated:
September 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
RNLKWIXADS0

Switch Type:
Nokia/Alcatel/Lucant/Automatic Electric GTD-5 EAX

Prefixes Served:
(920) 994

Notes:
Source: Ed S.

 

Redgranite

Listing Updated:
August 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel

CLLI:
RDGRWI11DS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(920) 566

Notes:
Source: Joe M.

 

Ripon

Photo 2

Listing Updated:
August 2018

Operating Company:
Brightspeed/Centurylink/CenturyTel/PTI/Northwest Telephone

CLLI:
RIPNWIXADS2

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(920) 745, 748

Notes:
Originally a Stromberg-Carlson XY switch. Current photo: GSV. Photo 2: Joe M. (May 2014)

 

Seymour

Listing Updated:
June 2023

Operating Company:
Brightspeed/CenturyLink/CenturyTel Central Wisconsin

CLLI:
SYMRWIXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD5-EAX

Prefixes Served:
(920) 833

Notes:
Source: GSV

 

Sheboygan

Listing Updated:
June 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
SHBYWI01DS0

Switch Type:
Nokia/Siemens EWSD DE5

Prefixes Served:
(920) 208, 395, 451-3, 457-9, 803

Notes:
Source: GSV

 

Sheboygan Falls

Listing Updated:
June 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
SHFLWI12DS0

Switch Type:
Nokia/Siemens EWSD DE4

Prefixes Served:
(920) 467

Notes:
Source: GSV

 

Sherwood

Listing Updated:
October 2024

Operating Company:
TDS/Stockbridge & Sherwood Telephone Company

CLLI:
SHWDWIXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(920) 989

Notes:
Source: GSV

 

Sister Bay

Photo 2

Listing Updated:
August 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
SSBYWIXADS0

Switch Type:
Nokia/Alcatel/Lucant/Automatic Electric GTD-5 EAX Remote

Prefixes Served:
(920) 854

Notes:
Source: Ed S.

 

Sturgeon Bay

Listing Updated:
August 2020

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
STBYWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 743, 746

Notes:
Source: Ed S.

 

Theresa

Photo 2

Listing Updated:
October 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
THRSWIXARS4

Switch Type:
Remote Switch (unknown type)

Prefixes Served:
(920) 276, 488

Notes:
Current photo: GSV. Photo 2: Joe M. (July 2015)

 

Tisch Mills

Listing Updated:
September 2009

Operating Company:
TDS/Stockbridge & Sherwood Telephone Company

CLLI:
TSMLWIXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(920) 776

Notes:
Source: GSV

 

Two Rivers

Listing Updated:
August 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
TWRVWIXADS0

Switch Type:
Nokia/Alcatel/Lucant/Automatic Electric GTD-5 EAX

Prefixes Served:
(920) 793-4

Notes:
Source: Ed S.

 

Watertown

Photo 2 | Photo 3

Listing Updated:
July 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
WTTWWI01DSA

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(920) 206, 261-2

Notes:
Originally had a #5 Crossbar switch. Current photo: GSV. Photos 2 and 3: Joe M. (May 2014)

 

Waupun

Photo 2

Listing Updated:
May 2024

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
WAPNWI11RS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(920) 324

Notes:
Originally had a CDO step by step switch. Current photo: GSV. Photo 2: Joe M. (May 2014)

 

Wautoma

Listing Updated:
August 2014

Operating Company:
Brightspeed/Centurylink/CenturyTel

CLLI:
WTMAWIXADS0

Switch Type:
Nokia/Lucent/Automatic Electric GTD-5

Prefixes Served:
(920) 787

Notes:
Source: Joe M.

 

Weyauwega

Photo 2

Listing Updated:
October 2018

Operating Company:
Brightspeed/Centurylink/CenturyTel

CLLI:
WYWGWIXADS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(920) 867

Notes:
Current photo: GSV. Photo 2: Joe M. (June 2011)

 

Wild Rose

Listing Updated:
October 2021

Operating Company:
Brightspeed/Centurylink/CenturyTel

CLLI:
WLDRWIXADS1

Switch Type:
Ribbon/Genband/Nortel DMS-10 Host

Prefixes Served:
(920) 622

Notes:
Source: Joe M.

 

Winneconne

Listing Updated:
June 2016

Operating Company:
at&t/SBC/Ameritech/Wisconsin Telephone

CLLI:
WNCNWI11DS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(920) 582

Notes:
Source: Joe M.

 

Visit other Wisconsin Area Codes: 262 414 608 715 920

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Page last modified November 23, 2024
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