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Area Code 931
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 931 (Tennessee).

Click on the pictures below for a larger version.


Collinwood

Listing Updated:
October 2011

Operating Company:
TDS/Tennessee Telephone Co.

CLLI:
CNWDTNXADS1

Switch Type:
Alcatel/Lucent 5ESS DRM

Prefixes Served:
(931) 724

Notes:
Source: Larry P. in AZ

 

Columbia

Photo 2

Listing Updated:
August 2015

Operating Company:
at&t/BellSouth/South Central Bell

CLLI:
CLMATNMADS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(931) 380-1, 388, 490, 540, 560, 840

Notes:
Source: Larry P. in AZ

 

Cookville

Listing Updated:
September 2012

Operating Company:
Frontier/Citizens

CLLI:
CKVLTNXADS0

Switch Type:
Genband/Nortel DMS-100/200

Prefixes Served:
(931) 372, 520, 525-6, 528, 646

Notes:
Source: Larry P. in AZ

 

Crossville

Listing Updated:
July 2015

Operating Company:
Frontier/Citizens

CLLI:
CSVLTNXADS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(931) 456, 459, 484, 707

Notes:
Source: Larry P. in AZ

 

Hampshire

Listing Updated:
August 2015

Operating Company:
at&t/BellSouth/South Central Bell

CLLI:
HMPSTNMARS5

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(931) 285

Notes:
Source: Larry P. in AZ

 

Hohenwald

Listing Updated:
August 2015

Operating Company:
at&t/BellSouth/South Central Bell

CLLI:
HHNWTNMARS5

Switch Type:
Genband/Nortel RSS

Prefixes Served:
(931) 796

Notes:
Source: Larry P. in AZ

 

Linden

Listing Updated:
August 2015

Operating Company:
TDS/Tennesee Telephone Company

CLLI:
LNDNTNXARS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(931) 589

Notes:
Source: Larry P. in AZ

 

Lynchburg

Photo 2

Listing Updated:
November 2011

Operating Company:
at&t/BellSouth/South Central Bell

CLLI:
LYBGTNMTRS0

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(931) 759

Notes:
Source: TCO

 

McMinnville

Listing Updated:
August 2015

Operating Company:
Frontier/Citizens

CLLI:
MMVLTNXADS0

Switch Type:
Genband/Nortel DMS-10

Prefixes Served:
(931) 473, 506

Notes:
Source: Larry P. in AZ

 

Monterey

Listing Updated:
October 2015

Operating Company:
Frontier/Citizens

CLLI:
MTRYTNXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(931) 839

Notes:
Source: Larry P. in AZ

 

Pleasant Hill

Listing Updated:
August 2015

Operating Company:
Frontier/Citizens

CLLI:
PLHLTNXARS0

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(931) 277

Notes:
Source: Larry P. in AZ

 

Shelbyville

Listing Updated:
November 2011

Operating Company:
at&t/BellSouth/South Central Bell

CLLI:
SHVLTNMADS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(931) 680, 684-5

Notes:
Source: TCO

 

Sparta

Listing Updated:
August 2015

Operating Company:
Frontier/Citizens

CLLI:
SPRTTNXARS0 

Switch Type:
Genband/Nortel RSC

Prefixes Served:
(931) 836

Notes:
Source: Larry P. in AZ

 

Sparta Rural

Photo 2

Listing Updated:
August 2015

Operating Company:
Ben Lomand Telephone Cooperative

CLLI:
SPRLTNXARSC

Switch Type:
Remote Switch (unknown type)

Prefixes Served:
(931) 738-9

Notes:
Source: Larry P. in AZ

 

Spring Hill

Listing Updated:
August 2015

Operating Company:
at&t/BellSouth/South Central Bell

CLLI:
SPHLTNMTRS0

Switch Type:
Genband/Nortel RSS

Prefixes Served:
(615) 302
(931) 486-7, 489

Notes:
Also serves the North Spring Hill ratecenter. Source: Larry P. in AZ

 

Tullahoma

Listing Updated:
November 2011

Operating Company:
at&t/BellSouth/South Central Bell

CLLI:
TLLHTNMADS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(931) 393, 454-5, 461

Notes:
Source: TCO

 

 


Copyright 2015 Telephone Central Office Building Pictures
Page last modified October 24, 2015
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