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Area Code 812
Telephone Central Office
Building Pictures
The following are representative examples of telephone central office buildings in Area Code 812 (Southern Indiana).
Click on the pictures below for a larger version.
Bedford
Listing Updated:
May 2023Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
BDFRIN01DS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(812) 275-9Notes:
Source: GSV
Bloomington
Listing Updated:
July 2023Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
BLTNIN01DS0Switch Type:
Ribbon/Genband/Nortel DMS-100/200Prefixes Served:
(812) 323, 330-7, 339, 349, 353, 355, 855-7Notes:
Source: GSV
Boonville
Listing Updated:
September 2022Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
BNVLIN01RSCSwitch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(812) 897Notes:
Source: GSV
Brazil
Listing Updated:
June 2023Operating Company:
Frontier/Verizon/GTECLLI:
BRZLINXBDS0Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(812) 442-3, 446, 448Notes:
Source: GSV
Brownstown
Listing Updated:
October 2013Operating Company:
Frontier/Verizon/GTECLLI:
BRTWINXARS1Switch Type:
Ribbon/Genband/Nortel RSSPrefixes Served:
(812) 358Notes:
Source: GSV.
Columbus
"Main"
Listing Updated:
July 2024Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
CLMBIN01DS0Switch Type:
Ribbon/Genband/Nortel DMS-100/200Prefixes Served:
(812) 314, 348, 372-9Notes:
Source: GSV
Columbus
"South"
Listing Updated:
September 2024Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
CLMBIN02RSFSwitch Type:
Ribbon/Genband/Nortel Remote Switching CenterPrefixes Served:
(812) 341-2Notes:
Source: GSV
Corydon
Listing Updated:
May 2023Operating Company:
Frontier/Verizon/GTECLLI:
CYDNINXADS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(812) 734Notes:
Source: GSV
Ellettsville
Listing Updated:
August 2025Operating Company:
Smithville Telephone CompanyCLLI:
ELVLINXADS1Switch Type:
Nokia/Siemens EWSD DE4Prefixes Served:
(812) 658, 823-4, 826, 837, 862-3, 876, 879, 935, 938Notes:
Serves multiple ratecenters. Source: GSV
Evansville
"Greenleaf"
Listing Updated:
September 2025Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
EVVLIN02DS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(812) 228, 469, 471, 473-9, 485, 488Notes:
Source: GSV
Evansville
"Harrison"
Listing Updated:
September 2025Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
EVVLIN03DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(812) 456, 461, 464-5, 468, 484Notes:
Source: GSV
French Lick
Listing Updated:
June 2023Operating Company:
Smithville Telephone CompanyCLLI:
FRLCINXARS0Switch Type:
Metaswitch MG6010 UMG RemotePrefixes Served:
(812) 936Notes:
Source: GSV
Greensburg
Listing Updated:
August 2024Operating Company:
Frontier/Verizon/GTECLLI:
GNBGINXBRSCSwitch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(812) 527, 662-3Notes:
Source: GSV
Griffin
Listing Updated:
September 2023Operating Company:
Smithville Telephone CompanyCLLI:
GRFNINXADS1Switch Type:
Nokia/Siemens Smartremote Digital SwitchPrefixes Served:
(812) 851Notes:
Source: GSV
Huntingburg
Listing Updated:
November 2022Operating Company:
Frontier/Verizon/GTECLLI:
HGBGINXADS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(812) 683Notes:
Source: GSV
Hymera
Listing Updated:
May 2023Operating Company:
Smithville Telephone CompanyCLLI:
HYMRINXADS1Switch Type:
Nokia/Siemens Smartremote Digital SwitchPrefixes Served:
(812) 383Notes:
Source: GSV
Jasper
Listing Updated:
May 2025Operating Company:
Frontier/Verizon/GTECLLI:
JSPRINXADS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(812) 481-2, 634Notes:
Source: GSV
Jeffersonville
Listing Updated:
May 2022Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
JFVLIN01DS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(812) 218, 258, 280, 282-5, 288Notes:
Source: GSV
Lawrenceburg
Listing Updated:
July 2025Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United TelephoneCLLI:
LRBGINXADS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(812) 532, 537, 539Notes:
Source: GSV
Loogootee
Listing Updated:
May 2025Operating Company:
Frontier/Verizon/GTECLLI:
LOGTINXADS1Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(812) 295Notes:
Source: GSV
Lyons
Listing Updated:
August 2023Operating Company:
Smithville Telephone CompanyCLLI:
LYNSINXARS0Switch Type:
Metaswitch MG6010 UMG RemotePrefixes Served:
(812) 659Notes:
Source: GSV
Madison
Listing Updated:
October 2024Operating Company:
Frontier/Verizon/GTECLLI:
MDSNINXARS0Switch Type:
Ribbon/Genband/Nortel RSSPrefixes Served:
(812) 265, 273Notes:
Source: GSV
Mitchell
Listing Updated:
June 2023Operating Company:
Frontier/Verizon/GTECLLI:
MTCHINXADS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(812) 849Notes:
Source: GSV
Montgomery
Listing Updated:
May 2025Operating Company:
Daviess-Martin County Rural Telephone CorporationCLLI:
MTGMINXBDS1Switch Type:
Nokia/Siemens EWSDPrefixes Served:
(812) 388, 444, 486, 644, 687Notes:
Serves multiple ratecenters. Source: GSV
Mount Vernon
"Main"
Listing Updated:
October 2022Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
MTVRIN01RS1Switch Type:
Ribbon/Genband/Nortel RSSPrefixes Served:
(812) 833, 838Notes:
Source: GSV
Nashville
Listing Updated:
July 2025Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
NSVLIN01DS1Switch Type:
Nokia/Siemens EWSD DE5Prefixes Served:
(812) 988Notes:
Source: GSV
New Albany
Listing Updated:
September 2025Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
NWALIN01DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(812) 542, 941, 944-5, 948-9, 981Notes:
Source: GSV
North Vernon
Listing Updated:
August 2023Operating Company:
Frontier/Verizon/GTECLLI:
NVRNINXADS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(812) 346, 352, 953Notes:
Source: GSV
Odon
Listing Updated:
June 2025Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United TelephoneCLLI:
ODONINXADS0Switch Type:
Nokia/Siemens/Stromberg-Carlson DCOPrefixes Served:
(812) 636Notes:
Source: GSV
Paoli
Listing Updated:
July 2021Operating Company:
Frontier/Verizon/GTECLLI:
PAOLINXADS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(812) 723Notes:
Source: E. Stadick
Pekin
Listing Updated:
June 2023Operating Company:
TeleMedia/Washington County Rural Telephone Co-opCLLI:
PEKNINXADS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(812) 967Notes:
Source: GSV
Petersburg
"Main"
Listing Updated:
June 2025Operating Company:
Frontier/Verizon/GTECLLI:
PTBGINXBDS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(812) 354, 407, 789Notes:
Source: GSV
Poseyville
Listing Updated:
September 2023Operating Company:
TDS/Communications Corp. of Southern IndianaCLLI:
POVLINXAPS0Switch Type:
Packet End Office (unknown type)Prefixes Served:
(812) 874Notes:
Source: GSV
Princeton
Listing Updated:
September 2022Operating Company:
Frontier/Verizon/GTECLLI:
PRTNINXADS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(812) 385, 387Notes:
Source: GSV
Rising Sun
Listing Updated:
August 2023Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United TelephoneCLLI:
RSSNINXARS1Switch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(812) 438Notes:
Source: GSV
Rockport
Listing Updated:
September 2023Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
RCPTIN01RSJSwitch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(812) 649Notes:
Source: GSV
Salem
Listing Updated:
May 2023Operating Company:
Frontier/Verizon/GTECLLI:
SALMINXARS2Switch Type:
Ribbon/Genband/Nortel RSSPrefixes Served:
(812) 883, 896Notes:
Source: GSV
Sandborn
Listing Updated:
August 2023Operating Company:
TDS/S & W Telephone CompanyCLLI:
SNDBINXAPS0Switch Type:
Packet End Office (unknown type)Prefixes Served:
(812) 694Notes:
Source: GSV
Sellersburg
Listing Updated:
July 2015Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
SLBGIN01DS9Switch Type:
Nokia/Siemens EWSDPrefixes Served:
(812) 246, 248Notes:
Source: GSV.
Seymour
Listing Updated:
June 2023Operating Company:
Frontier/Verizon/GTECLLI:
SYMRINXADS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(812) 522-4Notes:
Source: GSV
Shoals
Listing Updated:
August 2023Operating Company:
Frontier/Verizon/GTECLLI:
SHLSINXARS0Switch Type:
Ribbon/Genband/Nortel RSCPrefixes Served:
(812) 247Notes:
Source: GSV
Stanford
Listing Updated:
July 2023Operating Company:
Smithville Telephone CompanyCLLI:
STFRINXADS0Switch Type:
Nokia/Siemens/Stromberg-Carlson DCOPrefixes Served:
(812) 825Notes:
Source: GSV
Sunman
Listing Updated:
September 2023Operating Company:
Great Plains Communications/Sunman TelecommunicationsCLLI:
SNMNINXADS1Switch Type:
Digital Switch (unknown type)Prefixes Served:
(812) 576, 623, 852Notes:
Serves multiple ratecenters. Source: GSV
Tell City
Listing Updated:
October 2023Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
TLCYIN01RSMSwitch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(812) 547-8Notes:
Source: GSV
Terre Haute
"Main"
Listing Updated:
September 2023Operating Company:
Frontier/Verizon/GTECLLI:
TRRHINXADS2Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(812) 231-2, 234-5, 237-8, 242, 244, 262-3, 478, 742Notes:
Source: GSV
Terre Haute
"East"
Listing Updated:
August 2023Operating Company:
Frontier/Verizon/GTECLLI:
TRRHINXERS0Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX RemotePrefixes Served:
(812) 872, 877Notes:
Source: GSV
Terre Haute
"North"
Listing Updated:
October 2023Operating Company:
Frontier/Verizon/GTECLLI:
TRRHINXCDS0Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(812) 460, 462, 466, 553Notes:
Source: GSV
Terre Haute
"Northwest"
Listing Updated:
October 2023Operating Company:
Frontier/Verizon/GTECLLI:
TRRHINXFRS0Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX RemotePrefixes Served:
(812) 535Notes:
Source: GSV
Terre Haute
"South"
Listing Updated:
August 2023Operating Company:
Frontier/Verizon/GTECLLI:
TRRHINXBDS0Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAXPrefixes Served:
(812) 298-9Notes:
Source: GSV
Terre Haute
"West"
Listing Updated:
April 2023Operating Company:
Frontier/Verizon/GTECLLI:
TRRHINXDRS0Switch Type:
Nokia/Lucent/Automatic Electric GTD-5 EAX RemotePrefixes Served:
(812) 533, 538Notes:
Source: GSV
Versailles
Listing Updated:
September 2023Operating Company:
Frontier/Verizon/GTECLLI:
VRSLINXARS0Switch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(812) 689Notes:
Source: GSV
Vevay
Listing Updated:
May 2023Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United TelephoneCLLI:
VEVYINXARS1Switch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(812) 427, 541Notes:
Source: GSV
Vincennes
Listing Updated:
September 2022Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
VINCIN01DS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(812) 882, 885-6, 888, 895Notes:
Source: GSV
Washington
Listing Updated:
June 2025Operating Company:
at&t/SBC/Ameritech/Indiana BellCLLI:
WASHIN01RSHSwitch Type:
Nokia/Alcatel/Lucent 5ESS RemotePrefixes Served:
(812) 254, 257Notes:
Source: GSV
Wickliffe
Listing Updated:
June 2023Operating Company:
TDS/Communications Corp. of IndianaCLLI:
WCKLINXBPS0Switch Type:
Packet End Office (unknown type)Prefixes Served:
(812) 685Notes:
Source: GSV
Visit other Indiana Area Codes: 219 260 317 574 765 812
Visit nearby regions: Illinois Kentucky Michigan Ohio
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Copyright 2025 Telephone Central Office Building
Pictures |