The following table shows each Ohio County and a list of calls for stations that plan to operate from the county. To enter your plans go to the Enter Plans Page.
| County | Abbr | Callsign |
|---|---|---|
| Adams | ADAM | |
| Allen | ALLE | |
| Ashland | ASHL | |
| Ashtabula | ASHT | |
| Athens | ATHE | K8MR K8RYU |
| Auglaize | AUGL | |
| Belmont | BELM | K8MR |
| Brown | BROW | |
| Butler | BUTL | KE8WJO N8SDR W8AJT WB8TCB WE8L |
| Carroll | CARR | AA8IA K8MR |
| Champaign | CHAM | |
| Clark | CLAR | K8MR |
| Clermont | CLER | W8BEI |
| Clinton | CLIN | K1CCN K8MR |
| Columbiana | COLU | K8CGE K8MR |
| Coshocton | COSH | N8VV |
| Crawford | CRAW | K8O |
| Cuyahoga | CUYA | AF8A K8MR K8RGI KE8G |
| Darke | DARK | |
| Defiance | DEFI | W8NI |
| Delaware | DELA | K8BTU K8MP KV8Q W8KTQ |
| Erie | ERIE | K8O KB8LKH |
| Fairfield | FAIR | K1LT K8MR |
| Fayette | FAYE | K8FAY K8MR |
| Franklin | FRAN | AA8TA |
| Fulton | FULT | KV8P |
| Gallia | GALL | K8RYU |
| Geauga | GEAU | W8DES W8WTS |
| Greene | GREE | K8MEJ K8MR W8DGN |
| Guernsey | GUER | AB1A K8MR |
| Hamilton | HAMI | N3VQW N8BV N8MRS WD8DER |
| Hancock | HANC | K8O W8FT |
| Hardin | HARD | K8O |
| Harrison | HARR | |
| Henry | HENR | |
| Highland | HIGH | K8IYO K8MR |
| Hocking | HOCK | K8MR KB8GUN |
| Holmes | HOLM | |
| Huron | HURO | K8O KE8DRR |
| Jackson | JACK | K8RYU |
| Jefferson | JEFF | K8T W8CWO |
| Knox | KNOX | |
| Lake | LAKE | K8BL |
| Lawrence | LAWR | K8RYU |
| Licking | LICK | N8CJ W3HKK |
| Logan | LOGA | |
| Lorain | LORA | KW8N NW8S |
| Lucas | LUCA | |
| Madison | MADI | K8MR |
| Mahoning | MAHO | K8MR KE8VMI |
| Marion | MARI | AC8XU |
| Medina | MEDI | K8NVR W8TB |
| Meigs | MEIG | K8RYU NS8O |
| Mercer | MERC | |
| Miami | MIAM | KF8MZ |
| Monroe | MONR | K8MR |
| Montgomery | MONT | |
| Morgan | MORG | K8MR |
| Morrow | MORR | N8BHL |
| Muskingum | MUSK | K8MR WZ8P |
| Noble | NOBL | K8MR |
| Ottawa | OTTA | K8O W8JH |
| Paulding | PAUL | |
| Perry | PERR | K8MR |
| Pickaway | PICK | K8MR |
| Pike | PIKE | K4YJ |
| Portage | PORT | K8MR |
| Preble | PREB | K8YR |
| Putnam | PUTN | NO8C |
| Richland | RICH | K8O W8WE |
| Ross | ROSS | K8MR |
| Sandusky | SAND | K8O |
| Scioto | SCIO | K8RYU |
| Seneca | SENE | AC8NP K8O KC8WH W8ID |
| Shelby | SHEL | |
| Stark | STAR | K8MR N3JJT/8 |
| Summit | SUMM | AB8OU K8MR K8ZT |
| Trumbull | TRUM | K8MR WG8X |
| Tuscarawas | TUSC | K8MR W8ZX |
| Union | UNIO | |
| VanWert | VANW | |
| Vinton | VINT | K8RYU |
| Warren | WARR | AJ8B |
| Washington | WASH | K8RYU W8HH |
| Wayne | WAYN | K8AJS |
| Williams | WILL | |
| Wood | WOOD | K8O |
| Wyandot | WYAN | K8O KE8PX |