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Area Code 405
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 405 (Central Oklahoma).

Click on the pictures below for a larger version.


Alex
 

Listing Updated:
December 2022

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
ALEXOKMARL1

Switch Type:
Ribbon/Genband/Nortel RLC

Prefixes Served:
(405) 785

Notes:
Source: GSV

 

Binger

Photo 2
 

Listing Updated:
March 2021

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
BNGROKMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(405) 656

Notes:
Current photo source: GSV. Photo 2: Larry P. (June 2015)

 

Calvin
 

Listing Updated:
June 2023

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
CLVNOKMARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(405) 645

Notes:
Source: GSV

 

Cashion
 

Listing Updated:
September 2023

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
CSHNOKMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(405) 433

Notes:
Source: GSV

 

Choctow

Photo 2
 

Listing Updated:
August 2023

Operating Company:
TDS/Oklahoma Communication System

CLLI:
CHCTOKXADS1

Switch Type:
Nokia/Siemens/Stromberg Carlson DCO DE3

Prefixes Served:
(405) 390

Notes:
Current photo source: GSV. Photo 2: Larry P. (June 2015)

 

El Reno

Photo 2
 

Listing Updated:
September 2023

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
ELRNOKMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(405) 262, 422

Notes:
Current photo source: GSV. Photo 2: Larry P. (June 2014)

 

Harrah

Photo 2
 

Listing Updated:
April 2023

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
HRRHOKMARS1

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(405) 454

Notes:
Current photo source: GSV. Photo 2: Larry P. (June 2015)

 

Hinton

Photo 2 | Photo 3
 

Listing Updated:
April 2022

Operating Company:
XStream Services/Hinton Telephone Company

CLLI:
HITNOKXBDS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(405) 244

Notes:
Current photo source: GSV. Photos 2 and 3: Larry P. (June 2015)

 

Hydro
 

Listing Updated:
June 2014

Operating Company:
XStream Services/Hinton Telephone Company

CLLI:
HYDROKXADS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(405) 663

Notes:
Source: Larry P.

 

Lookeba

Photo 2
 

Listing Updated:
December 2022

Operating Company:
XStream Services/Hinton Telephone Company

CLLI:
LOKBOKXADS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(405) 457

Notes:
Current photo source: GSV. Photos 2 and 3: Larry P. (June 2015)

 

McLoud

Photo 2
 

Listing Updated:
June 2015

Operating Company:
Dobson/McLoud Telephone

CLLI:
(was MCLDOKXARS1)

Switch Type:
Ribbon/Genband/Nortel RSC

Prefixes Served:
(405) 964

Notes:
Not sure as to the CLLI or the switch type. Based upon older documentation. Source: Larry P.

 

Oklahoma City

"Central"

Photo 2

Listing Updated:
January 2021

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
OKCYOKCEDS0
OKCYOKCERS0

Switch Type:
DS0: Ribbon/Genband DMS-100/200
RS0: Nokia/Alcatel/Lucent 5ESS ORM

Prefixes Served:
DS0: (405) 218, 228, 230-2, 234-6, 239, 264, 270-2, 278, 280, 290-1, 297, 316, 319, 322, 425, 460, 487, 551-3, 576, 587, 713, 815, 954, 979

RS0: (405) 971

Notes:
The Exchange name for this central office was CEntral. This was home to one of the largest 1A ESS switches in the world. The building to the left is an office building 405 N. Broadway and although it is connected to the Central building on the right side of the picture it is not part of the CO. Also serves on NXX code for the Norman ratecenter. At one time, the AT&T Long Lines tandem (4ESS) is co-located with the local central office.

Current photo source: GSV. Photo 2: July 2013

 

Oklahoma City

"Garfield"

Photo 2
 

Listing Updated:
April 2019

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
OKCYOKGADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(405) 419, 424-7, 974

Notes:
Current photo source: GSV. Photos 2 and 3: Larry P. (June 2015)

 

Shawnee

Photo 2
 

Listing Updated:
February 2023

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
SHWNOKMADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(405) 214, 273, 275, 395, 878

Notes:
Current photo source: GSV. Photos 2 and 3: Larry P. (June 2014)

 

Stillwater
 

Listing Updated:
March 2022

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
STWROKMADS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(405) 332, 372, 377, 385, 624, 707, 742-4, 747, 780

Notes:
Source: GSV

 

Yukon

Photo 2
 

Listing Updated:
April 2023

Operating Company:
at&t/SBC/Southwestern Bell

CLLI:
YUKNOKMADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(405) 350, 354

Notes:
Current photo source: GSV. Photos 2 and 3: Larry P. (June 2014)

 

Visit other Oklahoma Area Codes: 405 580 918

Visit nearby regions: Arkansas Colorado Kansas Missouri New Mexico Texas
 


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Page last modified November 9, 2023
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