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Area Code 507
Telephone Central Office
Building Pictures
The following are representative examples of telephone central office buildings in Area Code 507 (with overlay Area Code 924) (Southern Minnesota).
Click on the pictures below for a larger version.
Albert Lea
Listing Updated:
May 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
ALLEMNALDS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(507) 373, 377, 379, 668Notes:
Source: GSV
Austin
Listing Updated:
July 2023Operating Company:
CenturyLink/Qwest/US West/Northwestern BellCLLI:
AUSTMNAB43GSwitch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(507) 433-4, 437Notes:
Source: E. Stadick
Blooming Prairie
Listing Updated:
August 2023Operating Company:
Frontier/CitizensCLLI:
BLPRMNXBDS0Switch Type:
Nokia/Siemens/Stromberg-Carlson DCOPrefixes Served:
(507) 238Notes:
Source: GSV
Blue Earth
Listing Updated:
September 2023Operating Company:
Blue Earth Valley Telephone CompanyCLLI:
BLERMNXBDS0Switch Type:
Digital Switch (unknown type)Prefixes Served:
(507) 447, 462, 464, 526, 553, 653, 787, 854, 863, 866, 878, 893, 943
(641) 948Notes:
Serves multiple ratecenters. Source: GSV
Caledonia
Listing Updated:
July 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
CLDNMNCARS7Switch Type:
Ribbon/Genband/Nortel RSCPrefixes Served:
(507) 724Notes:
Source: GSV
Dunnell
Listing Updated:
December 2021Operating Company:
Dunnell Telephone CompanyCLLI:
DNNLMNXD695Switch Type:
Packet End Office (unknown type)Prefixes Served:
(507) 695Notes:
Source: GSV
Fairmont
Listing Updated:
September 2019Operating Company:
Frontier CommunicationsCLLI:
FAMTMNXFDS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(507) 235Notes:
Source: GSV
Faribault
Listing Updated:
July 2023Operating Company:
CenturyLink/Qwest/US West/Northwestern BellCLLI:
FRBLMNFADS1Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(507) 332-4, 384, 497Notes:
Source: E. Stadick
Gaylord
Listing Updated:
June 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
GYLRMNGARS2Switch Type:
Ribbon/Genband/Nortel RSCPrefixes Served:
(507) 237Notes:
Source: GSV
Jackson
Listing Updated:
May 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
JCSNMNJARS8Switch Type:
Ericsson AXE-10 RemotePrefixes Served:
(507) 847Notes:
Source: GSV
Kasson
Listing Updated:
September 2024Operating Company:
KM Telecom/Kasson & Mantorville Telephone CompanyCLLI:
KSSNMNXK63GSwitch Type:
CIT-Alcatel E10Prefixes Served:
(507) 634Notes:
Source: GSV
La Crescent
Listing Updated:
September 2023Operating Company:
Acentek/Ace TelephoneCLLI:
LACRMNXLDS1Switch Type:
Ribbon/Genband/Nortel CS 1500 Packet SwitchPrefixes Served:
(507) 467, 482, 495, 643, 772, 894-6
(563) 497Notes:
Serves multiple ratecenters. Source: GSV
Lismore
Listing Updated:
July 2024Operating Company:
Lismore Coop Telephone CompanyCLLI:
LSMRMNXLDS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(507) 472Notes:
Source: GSV
Luverne
"Main"
Listing Updated:
August 2013Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
LVRNMNLURS2Switch Type:
Ericsson AXE-10 RemotePrefixes Served:
(507) 283Notes:
Source: GSV
Luverne
"Beaver Creek"
Listing Updated:
January 2022Operating Company:
Lumen/CenturyLink/CenturyTelCLLI:
BVCKMNXARS0Switch Type:
Ribbon/Genband/Nortel RSCPrefixes Served:
(507) 673Notes:
Source: GSV
Mabel
Listing Updated:
October 2024Operating Company:
Mabel Telephone Coop CompanyCLLI:
MABLMNXM49GSwitch Type:
NEC NEAX - 61Prefixes Served:
(507) 493, 496Notes:
Serves multiple ratecenters. Source: GSV
Mankato
Listing Updated:
May 2024Operating Company:
Consolidated Communications/Mankato Citizens Telephone CompanyCLLI:
MNKTMNXM38GSwitch Type:
Ribbon/Genband/Nortel DMS-100/200Prefixes Served:
(507) 344-5, 385-9, 594, 625Notes:
Source: GSV
Marshall
Listing Updated:
September 2022Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
MRSHMNMA53GSwitch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(507) 532, 537Notes:
Source: GSV
New Ulm
Listing Updated:
September 2022Operating Company:
Nuvera/New Ulm TelecomCLLI:
NWULMNXNDS0Switch Type:
Tekelec T7000 packet switchPrefixes Served:
(507) 233, 354, 359, 648, 723Notes:
Serves multiple ratecenters. Source: GSV
Northfield
Listing Updated:
July 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
NRFDMNNODS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(507) 645, 663-4Notes:
Source: E. Stadick
Owatonna
Listing Updated:
July 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
NRFDMNNODS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(507) 444, 446, 448, 451, 455, 533, 774, 867, 932Notes:
Source: E. Stadick
Pipestone
Listing Updated:
August 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
PPSTMNPIRS8Switch Type:
Ericsson AXE-10 RemotePrefixes Served:
(507) 825Notes:
Source: GSV
Preston
Listing Updated:
October 2024Operating Company:
Lumen/CenturyLink/CenturyTelCLLI:
PSTNMNXARS0Switch Type:
Ribbon/Genband/Nortel DMS-10 RemotePrefixes Served:
(507) 765Notes:
Source: GSV
Rochester
Listing Updated:
August 2019Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
ROCHMNRODS0Switch Type:
Nokia/Alcatel/Lucent 5ESSPrefixes Served:
(507) 252-3, 255, 266, 280-2, 284-9, 292-3, 529, 535-6, 538Notes:
Source: GSV
Ruthton
Listing Updated:
May 2024Operating Company:
Woodstock Telephone CompanyCLLI:
RTTNMNXRDS1Switch Type:
Metaswitch VP2510Prefixes Served:
(507) 347, 658, 746, 777, 823Notes:
Serves multiple ratecenters. Source: GSV
Saint James
Listing Updated:
May 2023Operating Company:
Lumen/CenturyLink/CenturyTelCLLI:
STJMMNXSDS0Switch Type:
Ribbon/Genband/Nortel DMS-10Prefixes Served:
(507) 375Notes:
Source: GSV
Saint Peter
Listing Updated:
June 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
STPRMNSPDS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(507) 246, 931, 933, 985Notes:
Also serves New Sweden. Source: GSV
Waseca
Listing Updated:
June 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
WASCMNWADS0Switch Type:
Ericsson AXE-10Prefixes Served:
(507) 835, 837Notes:
Source: GSV
Windom
Listing Updated:
May 2023Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
WNDMMNWI83GSwitch Type:
Ribbon/Genband/Nortel DMS-100/200Prefixes Served:
(507) 831Notes:
Source: GSV
Winona
Listing Updated:
August 2019Operating Company:
Lumen/CenturyLink/Qwest/US West/Northwestern BellCLLI:
WINOMNWI45GSwitch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(507) 452-4, 467, 494Notes:
Source: GSV
Worthington
Listing Updated:
September 2024Operating Company:
Frontier CommunicationsCLLI:
WOTNMNXWDS0Switch Type:
Ribbon/Genband/Nortel DMS-100Prefixes Served:
(507) 372, 376Notes:
Source: GSV
Visit other Minnesota Area Codes: 218 320 507 612 651 763 952
Visit nearby regions: Iowa Manitoba North Dakota Ontario South Dakota Wisconsin
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Copyright 2025 Telephone Central Office Building
Pictures |