Area Code 330
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 330 (with overlay Area Code 234) (eastern Ohio).

Click on the pictures below for a larger version.

Akron "25"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: AKRNOH2525F Switch Type: Ribbon/Genband/Nortel DMS-100/200 Prefixes Served: (234) 475 (330) 252-3, 255, 258, 344, 370, 374-6, 379, 384, 434, 515, 535, 543, 615, 643, 761-2, 849, 972-3, 996 Notes: Source: GSV
Akron "72"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: AKRNOH7272C Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 724, 773, 785-6 Notes: Source: GSV
Akron "78"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: AKRNOH78DS1 Switch Type: Nokia/Siemens EWSD DE5 Prefixes Served: (330) 733-4, 780, 784, 794, 796, 798 Notes: Source: GSV
Akron "86"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: AKRNOH86DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 835-6, 864-5, 867, 869, 873 Notes: Source: GSV
Akron "Barberton 74"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: BRTNOH74RS1 Switch Type: Nokia/Siemens EWSD DE5 Prefixes Served: (330) 745, 753, 848, 860-1 Notes: Source: GSV
Akron "Barberton 82"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: BRTNOH8282A Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 706, 825 Notes: Source: GSV
Akron "Coventry Township"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: CVTPOH02DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 245, 644-5 Notes: Source: GSV
Akron "Cuyahoga Falls"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: CYFLOH92DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 916, 920, 922-3, 926, 928-9, 940, 945, 971 Notes: Source: GSV
Akron "Stow"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: STOWOH6868A Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 686, 688-9 Notes: Source: GSV
Akron "Tallmadge"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: TLMDOH6363G Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 630, 633-4 Notes: Source: GSV
Alliance	Listing Updated: July 2024 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: ALNCOH8282C Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 596, 821, 823, 829 Notes: Source: GSV
Aurora	Listing Updated: April 2023 Operating Company: Windstream/Alltel/Western Reserve Telephone Company CLLI: AURROHXARP0 Switch Type: Remote Packet End Office (unknown type) Prefixes Served: (330) 562, 954, 995 Notes: Source: GSV
Brunswick "Main"	Listing Updated: July 2024 Operating Company: Frontier/Verizon/GTE CLLI: BRWKOHXADS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (330) 220, 225, 273, 558 Notes: Source: GSV
Canal Fulton	Listing Updated: June 2024 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: CNFLOH0185A Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 854 Notes: Source: GSV
Canfield	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: CNFDOH0253A Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 533, 702 Notes: Source: GSV
Canton "Main"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: CNTNOH45DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 363, 430, 438, 450-6, 458, 471, 489, 580, 588 Notes: Source: GSV
Canton "East Canton"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: ECTNOH48RS1 Switch Type: Ribbon/Genband/Nortel RSC Prefixes Served: (330) 488 Notes: Source: GSV
Canton "North Canton"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: NCTNOH4949H Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 244, 305, 433, 490-4, 497-9, 649, 966 Notes: Source: GSV
Canton "North Industry"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: NINDOH4848F Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 484 Notes: Source: GSV
Canton "Perry Heights"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: PRHGOH47DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 477-9 Notes: Source: GSV
Carrollton	Listing Updated: July 2024 Operating Company: Frontier/Verizon/GTE CLLI: CRTNOHXADS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (330) 627 Notes: Source: GSV
Columbiana	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: CLBNOH4848C Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 482 Notes: Source: GSV
Doylestown	Listing Updated: June 2024 Operating Company: Doylestown Telephone Company CLLI: DYTWOHXA65A Switch Type: Nokia/Siemens/Stromberg-Carlson DCO Prefixes Served: (330) 658 Notes: Source: GSV
East Liverpool	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: ELVROH3838F Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 382, 385-6 Notes: Source: GSV
East Palestine	Listing Updated: May 2024 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: EPLSOH42RS1 Switch Type: Nokia/Alcatel/Lucent 5ESS Remote Prefixes Served: (330) 426 Notes: Source: GSV
Fredericksburg	Listing Updated: November 2021 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: FRBGOHXARS2 Switch Type: Ribbon/Genband/Nortel RSS Prefixes Served: (330) 695 Notes: Source: GSV
Garrettsville	Listing Updated: May 2025 Operating Company: Frontier/Verizon/GTE CLLI: GRVLOHXADS2 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 527 Notes: Source: GSV
Girard "Liberty Township"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: LRTPOH7575G Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 539, 545, 568, 759 Notes: Source: GSV
Hartville	Listing Updated: July 2023 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: HTVLOH02DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 877 Notes: Source: GSV
Kent "Main"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: KENTOH6767K Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 346, 672-3, 676-8 Notes: Source: GSV
Kent "Streetsboro"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: STBOOH6262A Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 422, 626 Notes: Source: GSV
Lodi	Listing Updated: July 2024 Operating Company: Frontier/Verizon/GTE CLLI: LODIOHXADS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (330) 948 Notes: Source: GSV
Louisville	Listing Updated: July 2024 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: LSVLOH8787E Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 871, 875 Notes: Source: GSV
Massillon	Listing Updated: June 2024 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: MSLNOH02DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 830, 832-4, 837 Notes: Source: GSV
Medina	Listing Updated: August 2022 Operating Company: Frontier/Verizon/GTE CLLI: MEDNOHXBDS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (330) 636, 721-2, 725, 764 Notes: Source: GSV
Millersburg	Listing Updated: September 2025 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: MLBGOHXARS1 Switch Type: Ribbon/Genband/Nortel RSS Prefixes Served: (330) 674, 763 Notes: Source: Joe M.
Minerva	Listing Updated: June 2024 Operating Company: Frontier/Verizon/GTE CLLI: MNRVOHXADS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (330) 868 Notes: Source: GSV
Mogadore	Listing Updated: April 2024 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: MGDROH6262C Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 628 Notes: Source: GSV
Montrose	Listing Updated: July 2024 Operating Company: Frontier/Verizon/GTE CLLI: MTRSOHXADS0 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 664-6, 668, 670 Notes: Source: GSV
Nashville	Listing Updated: September 2025 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: NSVLOHXARS2 Switch Type: Ribbon/Genband/Nortel RSC Prefixes Served: (330) 378 Notes: Source: Joe M.
New Philadelphia "Main"	Listing Updated: July 2020 Operating Company: Frontier/Verizon/GTE CLLI: NWPHOHXADS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (330) 343, 364-5, 602-3 Notes: Source: GSV
New Philadelphia "South"	Listing Updated: July 2020 Operating Company: Frontier/Verizon/GTE CLLI: NWPHOHXBDS2 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 308, 339 Notes: Source: GSV
Niles Photo 2 | Photo 3 Photo 4 | Photo 5	Listing Updated: September 2009 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: NILSOH65DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 505, 530, 544, 652, 989 Notes: Originally a Step by Step switch. Also serves part of the Girard rate center. Source: Charles in PA.
North Lima Photo 2	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: NLIMOH54RS1 Switch Type: Nokia/Alcatel/Lucent 5ESS remote Prefixes Served: (330) 549 Notes: Originally a Step by Step switch, changed to a 5ESS remote in the late 1980s. Host is Boardman switch (see below). Photo 2 is the original from July 2009. Current photo source: GSV
Northfield "Main"	Listing Updated: July 2020 Operating Company: Windstream/Alltel/Western Reserve Telephone Co. CLLI: NRFDOHXA46G Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 467-8 Notes: Source: GSV
Northfield "Hudson"	Listing Updated: July 2020 Operating Company: Windstream/Alltel/Western Reserve Telephone Co. CLLI: HDSNOHXA65F Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 463, 528, 656 Notes: Source: GSV
Peninsula	Listing Updated: July 2024 Operating Company: Windstream/Alltel/Western Reserve Telephone Company CLLI: PNSLOHXARS1 Switch Type: Nokia/Alcatel/Lucent 5ESS Remote Prefixes Served: (330) 657 Notes: Source: GSV
Ravenna	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: RVNNOH02DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 296-8 Notes: Source: GSV
Salem	Listing Updated: May 2024 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: SALMOH3333A Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 332, 337 Notes: Source: GSV
Sharon "Brookfield" Photo 2	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: BRFDOH44RS1 Switch Type: Nokia/Alcatel/Lucent 5ESS remote Prefixes Served: (330) 448, 969 Notes: The customers served out of this central office were originally served from a Step by Step switch in nearby Sharon, PA (Bell of PA). Around the time of divestiture of the Bell System, this central office was built to serve the customers on the Ohio side. Current photo source: GSV. Photo 2 source: Charles in PA (July 2007)
Twinsburg	Listing Updated: July 2020 Operating Company: Windstream/Alltel/Western Reserve Telephone Co. CLLI: TWBGOHXA42C Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 405, 425, 486-7, 888, 963 Notes: Source: GSV
Wadsworth	Listing Updated: May 2024 Operating Company: Frontier/Verizon/GTE CLLI: WSWOOHXADS0 Switch Type: Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Prefixes Served: (330) 334-6 Notes: Source: GSV
Warren "XA"	Listing Updated: July 2020 Operating Company: Brightspeed/Centurylink/Embarq/Sprint/United Telephone CLLI: WRRNOHXAPS0 Switch Type: Packet End Office (unknown type) Prefixes Served: (330) 306, 373, 392-5, 399, 675, 841 Notes: Source: GSV
Warren "XB"	Listing Updated: July 2020 Operating Company: Brightspeed/Centurylink/Embarq/Sprint/United Telephone CLLI: WRRNOHXBDSA Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 372 Notes: Source: GSV
Warren "XE"	Listing Updated: May 2025 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: WRRNOHXERS2 Switch Type: Ribbon/Genband/Nortel RSS Prefixes Served: (330) 847 Notes: Source: GSV
Warren "XF"	Listing Updated: May 2023 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: WRRNOHXFRS1 Switch Type: Ribbon/Genband/Nortel RSS Prefixes Served: (330) 367, 609, 856 Notes: Source: GSV
Warren "XG"	Listing Updated: August 2019 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: WRRNOHXGRS1 Switch Type: Ribbon/Genband/Nortel RSS Prefixes Served: (330) 369 Notes: Source: GSV
Warren "Leavittsburg"	Listing Updated: May 2023 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: LVBGOHXARS2 Switch Type: Ribbon/Genband/Nortel RSS Prefixes Served: (330) 898 Notes: Source: GSV
Warren "Lordstown"	Listing Updated: July 2025 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: LRTWOHXBRS1 Switch Type: Ribbon/Genband/Nortel RSS Prefixes Served: (330) 824 Notes: Source: GSV
Wooster "Main"	Listing Updated: September 2025 Operating Company: Brightspeed/Centurylink/Embarq/Sprint/United Telephone CLLI: WSTROHXA26E Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 202, 262-4, 287, 462 Notes: Source: Joe M.
Wooster "Madisonburg"	Listing Updated: August 2023 Operating Company: Brightspeed/CenturyLink/Embarq/Sprint/United Telephone CLLI: MDBROHXARSA Switch Type: Ribbon/Genband/Nortel RSC Prefixes Served: (330) 345 Notes: Source: GSV
Youngstown "74"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: YNTWOH74DS1 Switch Type: Nokia/Siemens EWSD DE5 Prefixes Served: (330) 480, 599, 740, 742-4, 746-7, 884, 941 Notes: Source: GSV
Youngstown "78"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: YNTWOH7878E Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 781-3, 788 Notes: Source: GSV
Youngstown "79"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: YNTWOH79DS1 Switch Type: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (330) 270, 799, 792-3, 797, 799 Notes: Source: GSV
Youngstown "Boardman" Photo 2	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: BDMNOH7575A Switch Type: Nokia/Alcatel/Lucent 5ESS Host Prefixes Served: (330) 629, 726, 729, 758, 965 Notes: Originally was a Number 5 Crossbar switch, changed to a 5ESS in the late 1980s. Current photo source: GSV. Original photo from July 2009.
Youngstown "Poland"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: POLDOH75RS2 Switch Type: Nokia/Alcatel/Lucent 5ESS Remote Prefixes Served: (330) 707, 757 Notes: Source: GSV
Youngstown "Struthers"	Listing Updated: July 2020 Operating Company: at&t/SBC/Ameritech/Ohio Bell CLLI: STRTOH7575A Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (330) 750, 755 Notes: Source: GSV

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