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 812
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 812 (Indiana).

Click on the pictures below for a larger version.


Bloomington
 

Listing Updated:
May 2020

Operating Company:
at&t/SBC/Ameritech/Indiana Bell

CLLI:
BLTNIN01DS0

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

Prefixes Served:
(812) 323, 330-7, 339, 349, 353, 355, 855-7

Notes:
Source: GSV

 

Columbus

"Main"
 

Listing Updated:
May 2020

Operating Company:
at&t/SBC/Ameritech/Indiana Bell

CLLI:
CLMBIN01DS0

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

Prefixes Served:
(812) 314, 348, 372-9

Notes:
Source: GSV

 

Columbus

"South"
 

Listing Updated:
May 2020

Operating Company:
at&t/SBC/Ameritech/Indiana Bell

CLLI:
CLMBIN02RSF

Switch Type:
Ribbon/Genband/Nortel Remote Switching Center

Prefixes Served:
(812) 341-2

Notes:
Source: GSV

 

Evansville

"Greenleaf"
 

Listing Updated:
May 2020

Operating Company:
at&t/SBC/Ameritech/Indiana Bell

CLLI:
EVVLIN02DS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(812) 228, 469, 471, 473-9, 485, 488

Notes:
Source: GSV

 

Evansville

"Harrison"
 

Listing Updated:
May 2020

Operating Company:
at&t/SBC/Ameritech/Indiana Bell

CLLI:
EVVLIN03DS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(812) 456, 461, 464-5, 468, 484

Notes:
Source: GSV

 

Jeffersonville
 

Listing Updated:
May 2020

Operating Company:
at&t/SBC/Ameritech/Indiana Bell

CLLI:
JFVLIN01DS0

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(812) 218, 258, 280, 282-5, 288

Notes:
Source: GSV

 

Paoli

Listing Updated:
July 2021

Operating Company:
Frontier/Verizon/GTE

CLLI:
PAOLINXADS0

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(812) 723

Notes:
Source: E. Stadick

 

Terre Haute

"Main"
 

Listing Updated:
May 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
TRRHINXADS2

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(812) 231-2, 234-5, 237-8, 242, 244, 262-3, 478, 742

Notes:
Source: GSV

 

Terre Haute

"North"
 

Listing Updated:
May 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
TRRHINXCDS0

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

Prefixes Served:
(812) 460, 462, 466, 553

Notes:
Source: GSV

 

Terre Haute

"West"
 

Listing Updated:
May 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
TRRHINXDRS0

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

Prefixes Served:
(812) 533, 538

Notes:
Source: GSV

 

Vincennes
 

Listing Updated:
May 2020

Operating Company:
at&t/SBC/Ameritech/Indiana Bell

CLLI:
VINCIN01DS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(812) 882, 885-6, 888, 895

Notes:
Source: GSV

 

Visit other Indiana Area Codes: 219 260 317 574 765 812

Visit nearby regions: Illinois Kentucky Michigan Ohio


Copyright 2021 Telephone Central Office Building Pictures
Page last modified July 29, 2021
Contact us for more information