The Federal Communications Commission (FCC) has granted a total of 35 licenses and call signs in the category of Amateur license in Cynthiana, Kentucky. Select a call sign from the table below to view its details such as the date of authorization, expiration date, service description, and so forth.
| Call Sign | License Holder Name | Date of Authorization |
|---|---|---|
| AG4EX | Hatterick, Albert J | 2019-10-29 |
| KE4TIJ | SETTLE, MIKE L | 2014-10-18 |
| KE4TXI | SETTLE, GLORIA F | 2015-01-06 |
| KF4GPA | ARKENAU, KENNETH H | 2006-02-03 |
| KF4OIR | LUTES, EDDIE W | 2007-01-05 |
| KF4QPL | Palmer, Michael H | 2017-02-11 |
| KG4CUI | BARNES, MARK S | 2019-02-21 |
| KG4DRV | BARNES, DAVID L | 2019-04-09 |
| KG4FYZ | Rush, James B | 2009-11-24 |
| KG4QFX | McKenney, Jesse L | 2011-11-22 |
| KG4QXS | Sheats, Charles W | 2011-09-30 |
| KG4VMA | Palmer, Jeremiah H | 2022-11-15 |
| KI4OJF | Ewalt, Steven L | 2017-05-09 |
| KJ4EDQ | Walters, John E | 2018-04-05 |
| KJ4UXU | Hicks, Billy T | 2020-05-08 |
| KK4FML | WILSON JR, DELBERT F | 2011-11-30 |
| KK4SXS | Smoot, David P | 2013-08-01 |
| KM4DX | Landrum, Ronald L | 2020-01-28 |
| KM4KPZ | Clayton, Thomas L | 2015-05-21 |
| KM4UMR | Price, Danny T | 2016-06-09 |
| KM4YVZ | Foster, Marsha L | 2016-11-09 |
| KN4DZO | Houg, Jonathan D | 2017-06-16 |
| KN4NIP | PHILLIPS, JOHN K | 2018-06-21 |
| KO4BWJ | Clifford, Dwight K | 2020-02-13 |
| KO4JOZ | CLIFFORD, CHARLES J | 2020-11-20 |
| KO4LKB | Marmino III, Michael J | 2021-01-25 |
| KO4RVU | WILSON JR, DELBERT F | 2011-11-30 |
| KQ4BNU | Harrison County Amateur Radio Club | 2022-06-22 |
| KQ4BPJ | Barton, Trudy A | 2022-06-23 |
| KQ4ELU | MARSHALL, GARRETT C | 2022-11-16 |
| KQ4FCM | MATTOX, RICK L | 2022-12-17 |
| KQ4GXS | Armstrong-Smyth, Charles E | 2023-03-14 |
| KQ4GXT | Armstrong-Smyth, Suzanne | 2023-03-14 |
| N4PF | BABB, MICHAEL W | 2017-03-08 |
| WD4DLB | RESPLER, JEROME | 2004-07-28 |
