The Federal Communications Commission (FCC) has granted a total of 60 licenses and call signs in the category of Vanity license in Frederick, 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 |
|---|---|---|
| AC3LV | Vann IV, Livingston | 2021-05-04 |
| AI3H | HOFE, MICHAEL E | 2020-03-20 |
| K0JXN | Delcambre, Steven J | 2021-03-16 |
| K0KOC | Zyrianov, Sergej | 2018-05-11 |
| K1MTG | Gannon, Matthew T | 2023-02-10 |
| K1TYR | Brazil, Joshua C | 2022-03-26 |
| K3AKM | Marsh, Alton K | 2016-08-30 |
| K3CXG | KING, MICHAEL E | 2018-01-03 |
| K3EK | Insinna, Ezio M | 2016-09-02 |
| K3FDX | MEESE JR, GEORGE E | 2021-02-12 |
| K3HCP | Palm Sr, Herbert C | 2019-07-17 |
| K3HPL | Showers, Norman A | 2007-07-28 |
| | ||
| K3KML | Long, Kurt | 2016-03-29 |
| K3LLL | Conboy, Kelly A | 2022-11-01 |
| K3LY | LATHROP, LARRY D | 2011-07-08 |
| K3MAD | MID ATLANTIC DX & REPEATER ASSOC | 2018-11-14 |
| K3MMB | Barrett, Michael M | 2023-04-04 |
| K3ORW | KEEPERS, LEONARD J | 2018-08-07 |
| K4JBD | Dickerson, Michael J | 2017-03-25 |
| K6MDA | ADAMS, M DEWAYNE | 2016-10-29 |
| K8UWU | Brunner, Christopher W | 2022-04-12 |
| KA3JDS | Stone, Christopher I | 2017-06-17 |
| KB3RHW | Williams, Robert H | 2007-09-01 |
| KC3KUH | Kuhn, Craig S | 2017-02-10 |
| KG3P | Wagner Jr, Garry C | 2018-03-16 |
| KJ3HAL | Hall, Michael H | 2020-12-15 |
| KJ3MEE | Meech, James D | 2017-10-11 |
| KT6RRP | Phillips, Ryan R | 2020-07-29 |
| N0RYP | Rypka, Robert A | 2020-05-22 |
| N3DCA | Smith, Gary W | 2014-09-23 |
| N3FSK | Francis Scott Key Amateur Radio Club | 2019-02-20 |
| N3GIS | Ritterbusch, Andreas | 2014-04-25 |
| N3JLT | Temple, Jason | 2020-04-09 |
| N3JP | STUSH, JOHN P | 2016-08-23 |
| N3LDO | MAGUIRE, ROBERT E | 2013-08-02 |
| N3NYU | Johansen, Sandra K | 2014-12-18 |
| N3RU | ZAJKO, ROBERT T | 2017-12-14 |
| N3ZJ | Cole, James M | 2016-09-14 |
| N4GGP | Young, David J | 2020-07-30 |
| NE3RD | McAdam, Richard S | 2015-04-28 |
| NI3B | Boyd, Jeffrey A | 2015-03-28 |
| NR3H | HAGBERG, KEVIN L | 2012-06-12 |
| W1TJK | Kelly, Timothy J | 2019-08-13 |
| W2BIG | Smith Jr, Alton L | 2013-07-09 |
| W2RTK | KOMONCHAK, RICHARD T | 2018-09-05 |
| W2ZM | RAIDE, MICHAEL R | 2021-01-08 |
| W3AG | MATT JR, JOSEPH R | 2016-08-12 |
| W3MCV | Hill Ii, Marvin L | 2017-05-12 |
| W3MMM | HORMAN JR, JAMES W | 2016-10-29 |
| W3NED | BOND JR, EDWIN L | 2019-03-12 |
| W3NOD | Simons, Michael A | 2020-06-09 |
| W3RCO | Berzinski, Richard J | 2017-11-28 |
| W3TTE | Reber, Sue | 2023-04-22 |
| W3UXZ | DRAGER, STEVEN W | 2017-10-25 |
| W4BFX | FRENZEL, BRYAN | 2020-09-29 |
| W4GWP | Coulter, Charles S | 2016-04-20 |
| WA1EXZ | Suarez Jr, Victor A | 2020-09-12 |
| WA2AIS | Wilkes, William V | 2013-07-30 |
| WV3MD | Baba, Christopher A | 2022-06-04 |
| WY3TI | Norman, Alex B | 2023-02-22 |
