The Federal Communications Commission (FCC) has granted a total of 55 licenses and call signs in the category of Vanity license in Gaithersburg, 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 |
|---|---|---|
| AD7US | Drozdetski, Aleksander V | 2017-02-07 |
| K1YUU | Sowden, Matthew C | 2017-04-04 |
| K3CP | Stevenson, Orlando L | 2019-02-20 |
| K3CSX | BADER, FREDERICK S | 2017-12-30 |
| K3DKN | Wade, Liam M | 2014-11-21 |
| K3DPR | Ryan, Donald P | 2012-06-05 |
| K3GLS | SMITH, GERALD L | 2019-02-23 |
| K3ICI | Doyen, Kristopher B | 2016-12-13 |
| K3ID | Doyen, Kristopher B | 2019-03-05 |
| K3JHS | SCOTT, JOHN HENRY J | 2014-12-02 |
| K3KCS | SCOTT, KEANA C | 2014-12-03 |
| K3KMG | Gugulis, Michael W | 2011-12-10 |
| | ||
| K3MVL | Leafty, Marlowe V | 2014-12-30 |
| K3SDF | FISCHER, STEPHEN D | 2022-04-15 |
| K3XV | Nessinger, Thomas S | 2022-12-17 |
| K3ZU | Voliy, Vasiliy M | 2014-08-12 |
| KA3IXO | Sauri, Michael A | 2020-05-15 |
| KB3RT | THOMPSON, RICHARD | 2020-12-31 |
| KC3MO | Oliveri, Cathy M | 2018-02-23 |
| KC3NG | Culver, Renee M | 2016-03-26 |
| KV3B | MONTGOMERY AMATEUR RADIO CLUB INC | 2016-10-05 |
| N0DOX | Gorbachev, John V | 2020-08-04 |
| N0RMO | LIU, EDWARD C | 2016-02-13 |
| N1MCP | MARSHALL, DAVID B | 2016-04-22 |
| N3HHD | DOYEN, HELENE H | 2018-06-02 |
| N3RTG | PLUMMER, STEVEN | 2018-04-13 |
| N3TD | CARY, ERIC J | 2021-08-11 |
| NA1CS | Schwartz, Charles M | 2017-03-04 |
| NA3M | SAFRONOV, NIKOLAY M | 2021-06-22 |
| NF3Y | MCNEELY, MATTHEW | 2020-08-08 |
| W0WRT | Thanigaivel, Raghav | 2018-06-05 |
| W2LYL | Godman, John F | 2022-03-15 |
| W3ALH | Hagovsky, Albert E | 2017-12-30 |
| W3BNK | KAPOOR, DEVENDRA | 2014-04-05 |
| W3CJF | Farnsley, Cameron J | 2021-06-25 |
| W3DOC | SORIANO, EDWARD B | 2019-11-12 |
| W3DRD | DEWOLFE, DAVID R | 2018-06-05 |
| W3EHA | Jones, Kenneth S | 2007-03-23 |
| W3EXP | Montgomery Amateur Radio Club | 2015-10-13 |
| W3HFX | Goldstein, Burton | 2017-11-10 |
| W3JSJ | Roddy, John P | 2014-09-23 |
| W3MIT | Greene, John M | 2016-10-01 |
| W3NN | Anthracite, Nancy E | 2018-02-23 |
| W3SDJ | Jurgrau, Scott D | 2016-10-15 |
| W3TMS | SHEMA JR, THEODORE M | 2017-07-24 |
| W3XV | PAVLAK, ROBERT A | 2021-03-12 |
| W4EBC | CUDD, ERIK B | 2014-06-03 |
| W5SKC | CUDD, SARAH K | 2014-07-29 |
| W5WWX | Giammanco, Ian M | 2019-01-31 |
| WA1ES | BUTLER, IAN P | 2018-06-19 |
| WA3TQT | WILLIAMS, BRUCE A | 2017-03-24 |
| WA3TRS | REISER, DAVID G | 2022-06-15 |
| WH6RN | PETER JR, STANLEY | 2019-12-17 |
| WI3J | LLOYD Jr, STEWART W | 2022-02-08 |
| WV3DWD | Duncan, Douglas W | 2018-11-20 |
