The Federal Communications Commission (FCC) has granted a total of 87 licenses and call signs in the category of Amateur license in Key Largo, 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 |
|---|---|---|
| AA3AD | Travis, Donald H | 2012-04-02 |
| AG4XE | OWINGS, CRAIG M | 2012-11-01 |
| AI4FF | Terry, Sarah P | 2013-12-17 |
| AK4LZ | Hartz, Steven | 2021-05-28 |
| K2TVY | Gudicello MD, Frank P | 2016-01-11 |
| K3JKV | BARNHILL JR, ROBERT B | 2016-01-08 |
| K8LYR | Migge, John E | 2015-02-03 |
| KA1ACP | MACFARLANE, BRUCE M | 2018-05-30 |
| KA4PPM | LUFSEY II, GEORGE R | 2016-01-07 |
| KB4EU | WEBB, WILLARD N | 2004-04-30 |
| KC2TCO | Heim, Susan R | 2018-02-28 |
| KC4SEZ | SHERIFF, LINDA L | 2020-07-28 |
| | ||
| KC4SFA | SHERIFF, JOSEPH A | 2013-01-18 |
| KD4IDQ | DYER, DONALD W | 2012-07-03 |
| KE4PLZ | FOX, CATHERINE A | 2014-06-19 |
| KE4PVF | LOW, WILLIAM W | 2014-07-09 |
| KE4RPD | LOPEZ, ROLANDO | 2004-07-27 |
| KE4RPF | PINEIRO, MARIO | 2014-08-28 |
| KE4VSD | MARZOUKA, ROBERT | 2005-01-21 |
| KF4EDB | SHERIFF, JOSEPH B | 2005-08-01 |
| KF4EDC | SHERIFF, JOSEPH R | 2015-11-12 |
| KF4NDT | SHERIFF, JEFF S | 2016-12-28 |
| KF4RQT | DE GRAAFF, WAYNE A | 2017-03-09 |
| KG4EZH | Olshefski Mrs, Manuela M | 2019-09-07 |
| KG4GKK | Sheriff, Lisa | 2020-01-02 |
| KG4MGD | SLOSAR, SHARON | 2011-10-27 |
| KG4ZYK | WILSON SR, JOSEPH D | 2013-06-04 |
| KI4EEN | Holmbraker, Aaron M | 2004-02-23 |
| KI4IV | CASTRO, DIEGO F | 2020-09-09 |
| KI4NWQ | MUNSHOWER, LYNDA A | 2016-01-19 |
| KI4SCD | WALLACE, MICHAEL J | 2006-11-09 |
| KI4UED | Mobley, Leonard R | 2017-03-10 |
| KJ4EJY | PINDER, HAROLD I | 2018-03-20 |
| KJ4EKA | AYALA, DAVID S | 2018-03-01 |
| KJ4EKW | BROWN, ROBERT W | 2008-05-27 |
| KJ4IUA | Sanabria, Jorge | 2009-01-08 |
| KJ4IUK | Sanabria, George M | 2009-01-08 |
| KJ4NEQ | FUREY, JEFFREY S | 2019-04-24 |
| KJ4NER | BERARD, RALPH | 2009-06-25 |
| KJ4OPK | Barton, Kelse J | 2019-08-17 |
| KJ4ORR | SECO, GILBERTO | 2021-05-29 |
| KJ4OVX | HAMMAKER, SUSAN F | 2009-09-09 |
| KJ4SRI | DIAZ, RACHEL C | 2020-02-06 |
| KJ4ZVC | GUTHORMSEN, JAMES A | 2011-01-12 |
| KK4AQE | Stadler, Darrell L | 2011-03-03 |
| KK4AQF | Stadler, Cynthia A | 2011-03-03 |
| KK4BBD | VASILENKO, REBECCA B | 2021-05-18 |
| KK4CFJ | VASILENKO, CASSIE N | 2021-05-18 |
| KK4EKS | FERNANDEZ, CONNOR C | 2021-09-14 |
| KK4KGH | Valcekavicius, Linas | 2012-06-29 |
| KK4LIH | WATTIGNY, EMMETT E | 2012-08-30 |
| KK4YPD | Morales, Noel J | 2014-02-27 |
| KM4DFC | Ramey, Jonathan D | 2014-07-22 |
| KM4TNN | Flynn, Lynette | 2016-04-26 |
| KM4VCR | APPLING, TIMOTHY | 2016-07-12 |
| KM4VCT | FINLEY, ROBERT | 2016-07-12 |
| KM4ZUX | HAAS, ANGELA M | 2016-12-20 |
| KN4CVW | Appleton, Margarita M | 2017-04-26 |
| KN4DHU | Jarnagin, Barton D | 2017-05-16 |
| KN4GSI | Spaulding, Galen C | 2017-10-19 |
| KN4GYQ | Schoppaul, John C | 2017-10-26 |
| KN4SBZ | BARTON, KIMBERLY K | 2019-02-06 |
| KN4SSY | KHANNA, ROY K | 2019-02-28 |
| KN4SXV | HUGHES JR, CHARLES E | 2019-03-08 |
| KN4SXW | SMITH, CHARLES C | 2019-03-08 |
| KN4SXX | SHEFFIELD, SCOTT A | 2019-03-08 |
| KN4SXY | SETCHELL, KEVIN L | 2019-03-08 |
| KN4TCB | ECKHARDT, THOMAS S | 2019-03-13 |
| KN4YDQ | UPPER KEYS CONCHS HAM CLUB | 2019-09-13 |
| KN4ZDP | Zifferer, Scott C | 2019-10-17 |
| KO4DEU | BIENVENUE, RICHARD T | 2020-04-28 |
| KO4EKS | Manak Jr, Jerry W | 2020-06-19 |
| KO4IKD | BOSWELL, GARY E | 2020-10-15 |
| KO4JID | GARCIA, CARLOS | 2020-11-16 |
| KO4KJU | Judd, Craig R | 2020-12-22 |
| KO4OPS | Brooke, Daniel E | 2021-03-23 |
| N2LWN | BEARD, VINCENT J | 2022-09-13 |
| N3KS | SIRAGELDIN, KAMAL I | 2021-09-17 |
| N4NMX | SCHRICKER, TERRY L | 2005-09-09 |
| N4PUY | GARRIGAN III, EDGAR L | 2017-03-09 |
| N4RQW | HASKINS JR, RICHARD T | 2017-12-04 |
| N4VDS | FREEMAN, SCOTT N | 2009-03-20 |
| W4KBF | FARRAR, JOHN E | 2016-08-23 |
| WA3YRR | MARINARO, NICHOLAS J | 2019-03-07 |
| WA4KWF | TIPTON JR, THOMAS F | 2006-09-22 |
| WD6CWR | BARROW, ANDY R | 2018-02-03 |
| WD9IBH | De Lair, Peter | 2008-01-03 |
