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 | |
| Auglaize | AUGL | |
| Belmont | BELM | |
| Brown | BROW | |
| Butler | BUTL | |
| Carroll | CARR | |
| Champaign | CHAM | |
| Clark | CLAR | |
| Clermont | CLER | |
| Clinton | CLIN | |
| Columbiana | COLU | |
| Coshocton | COSH | |
| Crawford | CRAW | |
| Cuyahoga | CUYA | |
| Darke | DARK | |
| Defiance | DEFI | |
| Delaware | DELA | |
| Erie | ERIE | |
| Fairfield | FAIR | |
| Fayette | FAYE | |
| Franklin | FRAN | |
| Fulton | FULT | |
| Gallia | GALL | |
| Geauga | GEAU | |
| Greene | GREE | |
| Guernsey | GUER | |
| Hamilton | HAMI | |
| Hancock | HANC | |
| Hardin | HARD | |
| Harrison | HARR | |
| Henry | HENR | |
| Highland | HIGH | |
| Hocking | HOCK | |
| Holmes | HOLM | |
| Huron | HURO | |
| Jackson | JACK | |
| Jefferson | JEFF | |
| Knox | KNOX | |
| Lake | LAKE | |
| Lawrence | LAWR | |
| Licking | LICK | |
| Logan | LOGA | |
| Lorain | LORA | |
| Lucas | LUCA | |
| Madison | MADI | |
| Mahoning | MAHO | |
| Marion | MARI | |
| Medina | MEDI | |
| Meigs | MEIG | |
| Mercer | MERC | |
| Miami | MIAM | |
| Monroe | MONR | |
| Montgomery | MONT | |
| Morgan | MORG | |
| Morrow | MORR | |
| Muskingum | MUSK | |
| Noble | NOBL | |
| Ottawa | OTTA | |
| Paulding | PAUL | |
| Perry | PERR | |
| Pickaway | PICK | |
| Pike | PIKE | |
| Portage | PORT | |
| Preble | PREB | |
| Putnam | PUTN | |
| Richland | RICH | |
| Ross | ROSS | |
| Sandusky | SAND | |
| Scioto | SCIO | |
| Seneca | SENE | |
| Shelby | SHEL | |
| Stark | STAR | |
| Summit | SUMM | |
| Trumbull | TRUM | |
| Tuscarawas | TUSC | |
| Union | UNIO | |
| VanWert | VANW | |
| Vinton | VINT | |
| Warren | WARR | |
| Washington | WASH | |
| Wayne | WAYN | |
| Williams | WILL | |
| Wood | WOOD | |
| Wyandot | WYAN | |
| June 26, 2019, 8:21 UTC | Remaining: 88 |