Area Code 574
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 574 (Northern Indiana).

Click on the pictures below for a larger version.

Akron	Listing Updated: August 2023 Operating Company: Frontier/Verizon/GTE CLLI: AKRNINXADS0 Switch Type: Nokia/Siemens/Stromberg-Carlson DCO Prefixes Served: (574) 893 Notes: Source: GSV
Camden	Listing Updated: October 2008 Operating Company: TDS/Camden Telephone Company CLLI: CMDNINXAPS0 Switch Type: Packet End Office (unknown type) Prefixes Served: (574) 686 Notes: Source: GSV
Elkhart "Main"	Listing Updated: July 2019 Operating Company: Frontier/Verizon/GTE CLLI: EKHTINXADS0 Switch Type: Nokia/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (574) 293-6, 389, 522-3 Notes: Source: GSV
Elkhart "North"	Listing Updated: May 2023 Operating Company: Frontier/Verizon/GTE CLLI: EKHTINXBDS0 Switch Type: Nokia/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (574) 206, 262, 264, 266 Notes: Source: GSV
Goshen	Listing Updated: May 2023 Operating Company: Frontier/Verizon/GTE CLLI: GSHNINXADS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (574) 364, 533-5, 537 Notes: Source: GSV
Knox	Listing Updated: August 2023 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/ United Telephone CLLI: KNOXINXARS0 Switch Type: Ribbon/Genband/Nortel RSS Prefixes Served: (574) 772 Notes: Source: GSV
Logansport	Listing Updated: August 2023 Operating Company: Frontier/Verizon/GTE CLLI: LGPTINXADS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (574) 722, 725, 732, 735, 737, 739, 753 Notes: Source: GSV
Monticello	Listing Updated: August 2018 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/ United Telephone CLLI: MNTIINXADS0 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (574) 583 Notes: Source: GSV
New Paris	Listing Updated: July 2023 Operating Company: NPTech/New Paris Telephone Company CLLI: NWPRINXADS2 Switch Type: Metaswitch VP3500 Prefixes Served: (574) 831-2 Notes: Source: GSV
Osceola	Listing Updated: May 2023 Operating Company: at&t/SBC/Ameritech/Indiana Bell CLLI: OSCLIN01DS0 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (574) 651, 674-5, 679 Notes: Source: GSV
Plymouth	Listing Updated: June 2023 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/ United Telephone CLLI: PLMOINXADS0 Switch Type: Ribbon/Genband/Nortel DMS-100/200 Prefixes Served: (574) 935-6, 941, 948 Notes: Source: GSV
Rochester	Listing Updated: August 2019 Operating Company: RTC/Rochester Telephone Company CLLI: ROCHINXADS1 Switch Type: Nokia/Siemens EWSD Prefixes Served: (574) 223-4 Notes: Source: GSV
South Bend "Main"	Listing Updated: May 2023 Operating Company: at&t/SBC/Ameritech/Indiana Bell CLLI: SBNDIN01DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (574) 232-7, 239, 245-6, 280, 282-4, 287-9, 472, 647 Notes: Source: GSV
South Bend "Mishawaka"	Listing Updated: May 2023 Operating Company: at&t/SBC/Ameritech/Indiana Bell CLLI: MSHWIN02DS0 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (574) 252, 254-9 Notes: Source: GSV
South Bend "North"	Listing Updated: June 2023 Operating Company: at&t/SBC/Ameritech/Indiana Bell CLLI: SBNDIN04DS0 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (574) 243, 247, 271-3, 277, 335 Notes: Source: GSV
South Bend "South"	Listing Updated: June 2023 Operating Company: at&t/SBC/Ameritech/Indiana Bell CLLI: SBNDIN03DS0 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (574) 231, 291, 299 Notes: Source: GSV
Warsaw	Listing Updated: June 2023 Operating Company: Brightspeed/Centurylink/Embarq/United Telephone CLLI: WRSWINXADS0 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (574) 267-9, 371-2 Notes: Source: GSV

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

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