The Federal Communications Commission (FCC) has granted a total of 57 licenses and call signs in the category of Amateur license in Callahan, Florida. 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 |
|---|---|---|
| KB3CBA | PARRISH, KELLY D | 2007-12-29 |
| KC4FL | PATTERSON, JOHN C | 2018-04-17 |
| KC4GE | NICHOLAS, DAVID L | 2015-08-18 |
| KD4PAF | MC INTYRE, CHERYL Y | 2012-03-27 |
| KD9CYS | Strogoff, Walter D | 2015-02-04 |
| KE4CUB | HAWKINSON, DEBRA S | 2013-04-02 |
| KE4WMV | MC INTYRE, MICAH L | 2015-10-27 |
| KE4YQX | VAN DELINDER, JOHN C | 2005-02-15 |
| KE4YYW | VAN DELINDER, JOEL E | 2005-03-01 |
| KF4BKO | MORRIS, RENEE L | 2005-04-08 |
| KF7TEU | CHAMBLESS, RUSSELL L | 2011-12-21 |
| KG4OOR | Morris, Brandon J | 2011-10-25 |
| | ||
| KG4TGF | McEachern, Daniel C | 2022-08-23 |
| KG4YJP | McEachern, Vicki L | 2013-03-15 |
| KG5YMD | James Jr, Robert E | 2018-02-27 |
| KI4FXA | Morris, Lori Y | 2004-06-10 |
| KI4YOB | Kohl, Douglas C | 2017-05-24 |
| KJ4KEN | Bennett, Thomas L | 2019-03-29 |
| KJ4KZV | Bennett, Thomas K | 2019-03-29 |
| KJ4MH | GILBERT, KYLE | 2014-10-03 |
| KJ4WKT | Sawyer, Mike M | 2020-06-17 |
| KK4JVQ | Benoit, David A | 2012-06-11 |
| KK4JVR | Roberts, Rachel | 2022-04-22 |
| KK4OZG | Campbell, David P | 2013-03-01 |
| KK4RRR | Reinolds, Ronald C | 2013-06-05 |
| KK4YZH | Rowland, Sherry A | 2014-03-07 |
| KK4YZJ | Wells, Stephen G | 2014-03-07 |
| KM4OXT | Stevenson, Justin A | 2015-11-18 |
| KM4PUK | O'STEEN JR, LAMAR E | 2015-12-16 |
| KM4TXC | Moore, Terry L | 2016-05-16 |
| KM4ZDC | Griner, Karl C | 2016-11-21 |
| KN4ACH | Marshall, Robert E | 2017-01-13 |
| KN4FDH | Szostek, Matthew | 2017-08-10 |
| KN4JXP | Culbreath, Ronald L | 2018-02-21 |
| KN4NZR | Courson, Sandra C | 2018-07-23 |
| KN4NZS | Courson, Paul M | 2018-07-23 |
| KN4QDR | Bichsel, Kristopher S | 2018-11-07 |
| KN4SGY | Bagocius, Coley J | 2019-02-11 |
| KN4UPF | McCoy, William R | 2019-05-15 |
| KO4AWQ | Maiaro, James | 2020-01-06 |
| KO4JPJ | White, Rhyder V | 2020-11-20 |
| KO4JPU | White, Brian D | 2020-11-20 |
| KO4RKA | Hicks, Richard L | 2021-06-22 |
| KO4RXU | Doan, Donald P | 2021-07-16 |
| KQ4AYF | Purvis, Lauren K | 2022-06-02 |
| KQ4BBH | Shaw, Donald G | 2022-06-07 |
| KQ4BDY | Quarrier III, Curtiss G | 2022-06-09 |
| KQ4CLD | Cravey, David B | 2022-08-09 |
| KQ4EYN | Ballard, James M | 2022-12-09 |
| KQ4IEZ | ROZIER, SHYANNE K | 2023-05-02 |
| KR4HN | SHARP, RICHARD B | 2013-08-30 |
| KY4TK | Baker, Wesley D | 2022-11-29 |
| N4GHE | FRICKE JR, HAROLD J | 2007-04-04 |
| N4UNN | TREADWELL, BART J D | 2019-01-30 |
| N4UNP | SANDEL, EDWIN R | 2018-11-21 |
| N4ZUU | REID, DAVID V | 2013-11-16 |
| WB4WNO | JOHNSON, STEVEN M | 2022-05-18 |
