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Area Code 336
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 336 (North Carolina).

Click on the pictures below for a larger version.


Advance

Listing Updated:
February 2023

Operating Company:
Yadkin Valley Telecom

CLLI:
ADVNNCXARS0

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

Prefixes Served:
(336) 940-1, 998

Notes:
Source: GSV

 

Asheboro

Listing Updated:
May 2023

Operating Company:
Brightspeed/CenturyLink/CenturyTel

CLLI:
ASBONCXADS0

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

Prefixes Served:
(336) 318, 328, 625-6, 629, 633, 636

Notes:
Source: GSV

 

Brooks

"Hamptonville"

Listing Updated:
March 2023

Operating Company:
Yadkin Valley Telecom

CLLI:
BRKSNCXARS0

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

Prefixes Served:
(336) 468

Notes:
Source: GSV

 

Burlington

"Davis"

Listing Updated:
March 2019

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
BURLNCDA56F

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(336) 221-2, 226-9, 436-8, 513, 565, 570

Notes:
Source: GSV

 

Burlington

"Elon College"

Listing Updated:
June 2022

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
BURLNCEL58F

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(336) 278, 440, 524, 538, 584-6

Notes:
Source: GSV

 

Burlington

"Haw River"

Listing Updated:
June 2013

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
BURLNCHARS3

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(336) 567, 578

Notes:
Source: GSV

 

Cooleemee

Listing Updated:
September 2022

Operating Company:
Yadkin Valley Telecom

CLLI:
COLMNCXARS0

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

Prefixes Served:
(336) 284

Notes:
Source: GSV

 

Denton

Listing Updated:
September 2021

Operating Company:
Windstream/Alltel

CLLI:
DNTNNCXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(336) 490, 859

Notes:
Source: GSV

 

Eden

Listing Updated:
October 2018

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/Centel

CLLI:
EDENNCXBDS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 623, 627

Notes:
Source: GSV

 

Elkin

Listing Updated:
September 2021

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/Centel

CLLI:
ELKNNCXADS0

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

Prefixes Served:
(336) 526-7, 559, 835

Notes:
Source: GSV

 

Farmer

Listing Updated:
June 2023

Operating Company:
Randolph Communications

CLLI:
FRMRNCXA0MD

Switch Type:
Point of Interconnection (unknown type)

Prefixes Served:
(336) 241, 381, 461, 857

Notes:
Serves multiple ratecenters. Source: GSV

 

Gatewood

Listing Updated:
October 2021

Operating Company:
Brightspeed/CenturyLink/Mebtel

CLLI:
GTWDNCMA38F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 388

Notes:
Source: GSV

 

Gibsonville

Listing Updated:
January 2023

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United/ Carolina Telephone

CLLI:
GBVLNCXA44F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 446, 449

Notes:
Source: GSV

 

Greensboro

"Airport"

Photo 2

Listing Updated:
January 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
GNBONCAP66F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 393, 605, 662, 664-5, 668, 931

Notes:
Photo 2 source: Brian H. Current Source: GSV

 

Greensboro

"Ashland Drive"

Photo 2

Listing Updated:
April 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
GNBONCAS29F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 218, 292, 294, 297, 315-6, 323, 522, 547, 632, 834, 851-2, 854-6

Notes:
Photo 2 source: Craig L. Current Source: GSV

 

Greensboro

"Eugene"

Listing Updated:
January 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
GNBONCEU33G

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 230, 256, 271-5, 279, 332-5, 370, 373, 378-9, 383, 389, 412, 424, 433, 487, 574, 641, 680, 691, 805, 832

Notes:
Source: GSV

 

Greensboro

"Lawndale"

Listing Updated:
April 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
GNBONCLA28F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 282, 286, 288, 540, 545

Notes:
Source: GSV

 

Greensboro

"McKnight Mill"

Listing Updated:
January 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
GNBONCMC62F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 358, 375, 621, 954

Notes:
Source: GSV

 

Greensboro

"Mount Hope"

Listing Updated:
February 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
GNBONCHO69F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 697-8

Notes:
Source: GSV

 

Greensboro

"Pleasant Garden"

Listing Updated:
May 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
GNBONCPG67F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 674, 676

Notes:
Source: GSV

 

High Point

"XA (Main)"

Listing Updated:
May 2023

Operating Company:
Lumos/North State Telephone

CLLI:
HGPNNCXA88F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 410, 801-2, 819, 821-2, 841, 845, 878, 881-9

Notes:
Source: GSV

 

High Point

"XB (Archdale)"

Listing Updated:
April 2023

Operating Company:
Lumos/North State Telephone

CLLI:
HGPNNCXB43F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 431, 434, 862

Notes:
Source: GSV

 

Ijames

"Mocksville"

Listing Updated:
March 2023

Operating Company:
Yadkin Valley Telecom

CLLI:
IJAMNCXARS0

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

Prefixes Served:
(336) 492

Notes:
Source: GSV

 

Julian

Listing Updated:
March 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
JULNNCMARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(336) 685

Notes:
Source: GSV

 

Kernersville

Listing Updated:
April 2023

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United/ Carolina Telephone
 

CLLI:
KRVLNCXA99F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 992-3, 996

Notes:
Source: GSV

 

Level Cross

Listing Updated:
October 2021

Operating Company:
Surry Communications

CLLI:
LVCRNCXADS1

Switch Type:
Nokia/Siemens EWSD

Prefixes Served:
(336) 371, 374, 401

Notes:
Source: GSV

 

Lexington

"XA (Main)"

Listing Updated:
November 2022

Operating Company:
Windstream/Lexcom

CLLI:
LXTNNCXA24A

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 224, 236-8, 242-3, 248-9

Notes:
Source: GSV

 

Liberty (Randolph)

Listing Updated:
July 2022

Operating Company:
Randolph Communications

CLLI:
LBRTNCXA0MD

Switch Type:
Point of Interconnection (unknown type)

Prefixes Served:
(336) 622

Notes:
Source: GSV

 

Madison

Listing Updated:
February 2023

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/Centel

CLLI:
MDSNNCXADS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 427, 445, 548

Notes:
Source: GSV

 

Monticello

Listing Updated:
June 2022

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
MNTINCMARS0

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(336) 656

Notes:
Source: GSV

 

Mount Airy

Listing Updated:
August 2022

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/Centel

CLLI:
MTARNCXADS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 719, 783, 786-9

Notes:
Source: GSV

 

North Wilkesboro

Listing Updated:
June 2019

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/Centel

CLLI:
NWBONCXADS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 651, 658, 667, 838, 903

Notes:
Source: GSV

 

Oldtown

Listing Updated:
August 2022

Operating Company:
Windstream/Alltel

CLLI:
OLTWNCXARP0

Switch Type:
Remote Packet Office (unknown type)

Prefixes Served:
(336) 377, 922-4, 945-6, 969, 983, 985

Notes:
Serves multiple ratecenters. Source: GSV

 

Reidsville

"Main"

Listing Updated:
July 2022

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
RDVLNCMA34F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 342, 348, 361, 616, 634

Notes:
Source: GSV

 

Roxboro

Listing Updated:
November 2022

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/Centel

CLLI:
RXBONCXADS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 322, 330, 503, 597-9

Notes:
Source: GSV

 

Ruffin

Listing Updated:
January 2014

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
RFFNNCMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(336) 939

Notes:
Source: GSV

 

Summerfield

Listing Updated:
April 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
SRFDNCCE643

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 643-4

Notes:
Source: GSV

 

Thomasville

"XA (Main)"

Listing Updated:
May 2023

Operating Company:
Lumos/North State Telephone

CLLI:
THVLNCXA47F

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 472, 475-6, 481

Notes:
Source: GSV

 

Winston-Salem

"Clemmons"

Listing Updated:
January 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
WNSLNCCL76F

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(336) 712, 766, 778

Notes:
Source: GSV

 

Winston-Salem

"Fifth Street"

Listing Updated:
January 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
WNSLNCFI74H

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(336) 435, 607, 631, 702-3, 713, 716, 721-8, 730, 732-5, 741, 745, 747-8, 750, 761, 770, 773, 777, 779, 893, 917

Notes:
Source: GSV

 

Winston-Salem

"Glenn Avenue"

Listing Updated:
January 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
WNSLNCGL76F

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(336) 519, 661, 744, 767, 776

Notes:
Source: GSV

 

Winston-Salem

"Lexington"

Listing Updated:
June 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
WNSLNCLE78F

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(336) 418, 650, 720, 771, 784-5, 788, 796

Notes:
Source: GSV

 

Winston-Salem

"Vineyard"

Listing Updated:
June 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
WNSLNCVI76F

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(336) 277, 659, 718, 760, 765, 768, 774, 794

Notes:
Source: GSV

 

Winston-Salem

"Wallburg"

Listing Updated:
May 2023

Operating Company:
at&t/BellSouth/Southern Bell

CLLI:
WNSLNCWARS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(336) 769

Notes:
Source: GSV

 

Visit other North Carolina Area Codes: 252 336 704 828 910 919

Visit nearby regions: Georgia South Carolina Tennessee Virginia


Copyright 2023 Telephone Central Office Building Pictures
Page last modified July 8, 2023
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