The Federal Communications Commission (FCC) has granted a total of 137 licenses and call signs in the category of Amateur license in Germantown, Maryland. 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 |
|---|---|---|
| KJ6ISZ | Martens-Salardi, Gino A | 2020-06-16 |
| KK4WAD | Bartosz, Elizabeth E | 2013-12-23 |
| KR4UP | POORE JR, CHARLES A | 2005-05-16 |
| KX4QK | Burman, Nicholas R | 2018-03-26 |
| N0BAQ | CHRISTIANSEN, BRYAN C | 2013-10-29 |
| N3DRH | Ossi, John C | 2009-09-22 |
| N3GKO | REPINE, WILLIAM K | 2008-03-26 |
| N3GWL | MORGANSTEIN, DAVID R | 2017-08-23 |
| N3HMX | SKOLNIK, AARON M | 2019-05-29 |
| N3HSA | Tordella, Erinn W | 2013-05-28 |
| N3KBS | THOMPSON, JOHN J | 2021-04-28 |
| N3KQT | MILBERT, MICHAEL J | 2021-08-09 |
| N3LCC | RIERSON IV, NICHOLAS E | 2011-09-15 |
| N3NNE | BARBER III, ARTHUR P | 2013-12-18 |
| N3SLI | SWAN, DONALD N | 2014-05-20 |
| N3SNP | FINE, DONNA L | 2004-05-13 |
| N3TDJ | HEINEMANN, GARY C | 2004-06-17 |
| N3TIF | LITELL, BRIAN G | 2015-09-22 |
| N3UMW | Smith, Randy L | 2014-11-19 |
| N3VDT | MC DONALD, LEO W | 2005-02-18 |
| N3XLL | SENK, EDWARD J | 2006-02-21 |
| N5VSR | COOPER, LAWRENCE F | 2012-11-16 |
| NI3E | ONUSKA JR, WILLIAM H | 2019-10-23 |
| W4UOG | MC DOWELL, RODNEY K | 2012-12-21 |
| WA2AJM | Seaman, James D | 2007-10-29 |
| WA3GZT | Knapp, Barbara B | 2014-07-29 |
| WB3BRF | WOJCIK, JOHN P | 2014-03-25 |
| WB3HAD | BRILL, CARL F | 2021-04-08 |
| WB3JIG | HARL, JESSE M | 2017-05-31 |
| WB4ZHO | Snider Jr, Donald G | 1994-07-14 |
| WB8OIF | OTT, ROBERT D | 2015-11-07 |
| WF3V | DALESSIO JR, CARMINE S | 2020-10-15 |
| WH6CTO | Manabe, Satoshi | 2015-02-28 |
| WJ3F | Kaufman, Howard W | 2014-02-11 |
| WJ3Q | FORNEY, GLENN P | 2010-12-29 |
| WP4DFC | ESCABI JR, HIRAM | 2012-07-24 |
| WU3N | DILLARD III, JOHN W | 2011-10-26 |
