List of agencies in Ohio
- South Central Power Co. office in Barnesville (43713)
- South Central Power Co. office in Canal Winchester (43110)
- South Central Power Co. office in Circleville (43113)
- South Central Power Co. office in Hillsboro (45133)
- South Central Power Co. office in Lancaster (43130)
- Midwest Energy Coop office in Adrian (49221)
- Midwest Energy Coop office in Cassopolis (49031)
- Midwest Energy Coop office in Paw Paw (49079)
- Midwest Energy Coop office in White Cloud (49349)
- Mid-Ohio Energy Coop, Inc. office in Kenton (43326)
- Mid-Ohio Energy Coop, Inc. office in Marion (43302)
- Adams Rural Electric Coop, Inc. office in West Union (45693)
- Hancock-Wood Electric Coop, Inc. office in North Baltimore (45872)
- Guernsey-Muskingum Electric Coop, Inc. office in New Concord (43762)
- Duke Energy office in Charlotte (28202)
- Colombus Southern Power Co.(AEP) office in Columbus (43215)
- Carey Light & Power Dept. office in Carey (43316)
- Ohio Edison office in Akron (44309)
- Buckeye Rural Electric Coop, Inc. office in Rio Grande (45674)
- Toledo Edison office in Akron (44309)
- Amherst Utilities Dept. office in Amherst (44001)
- American Municipal Power-Ohio office in Columbus (43229)
- Carroll Electric Coop, Inc. office in Carrollton (44615)
- The Illuminating Company office in Akron (44309)
- Dayton Power & Light office in Dayton (45432)
- Darke Rural Electric Coop office in Greenville (45331)
- Holmes-Wayne Electric Coop, Inc. office in Millersburg (44654)
- Firelands Electric Coop, Inc. office in New London (44851)
- Consolidated Electric Coop, Inc. office in Mount Gilead (43338)
- Frontier Power Co. office in Coshocton (43812)
- Cuyahoga Falls Electric System office in Cuyahoga Falls (44221)
- Beach City Board of Public Affairs office in Beach City (44608)
- North Central Electric Coop, Inc. office in Attica (44807)
- Bethel Municipal Electric System office in Bethel (45106)
- Licking Rural Electrification, Inc. office in Newark (43058)
- Lorain-Medina Rural Electric Coop, Inc. office in Wellington (44090)
- Columbus Dept. of Public Service office in Columbus (43215)
- Pioneer Rural Electric Coop, Inc. office in Piqua (45356)
- Paulding-Putnam Electric Coop, Inc. office in Paulding (45879)
- Washington Electric Coop, Inc. office in Marietta (45750)
- Cleveland Public Power office in Cleveland (44114)
- Logan County Coop Power & Light Association, Inc. office in Bellefontaine (43311)
- Midwest Electric, Inc. office in St. Marys (45885)
- North Western Electric Coop, Inc. office in Bryan (43506)
- Painesville Electric Division office in Painesville (44077)
- Dover Electric, Water & Sewer office in Dover (44622)
- Galion Light & Power Dept. office in Galion (44833)
- Glouster Water & Electric Dept. office in Glouster (45732)
- St. Clairsville Municipal Utilities office in St. Clairsville (43950)
- Licking Rural Electrification, Inc office in Newark (43055)
- Ohio Valley Electric Corp. office in Piketon (45661)
- Tri-County Rural Electric Coop, Inc. office in Malinta (43535)
- Union Rural Electric Coop, Inc. office in Marysville (43040)
- Georgetown Utilities office in Georgetown (45121)
- Hamilton Dept. of Public Utilities office in Hamilton (45011)
- Minster Utilities Dept. office in Minster (45865)
- New Knoxville Light Dept. office in New Knoxville (45871-0246)
- Orrville Municipal Utilities office in Orrville (44667)
- Village of Obetz office in Obetz (43207)
- St. Marys Municipal Light & Power office in St. Marys (45885)
- Shelby Dept. of Utilities office in Shelby (44875)
- Westerville Electric Division office in Westerville (43081)