The Federal Communications Commission (FCC) has granted a total of 42 licenses and call signs in the category of Amateur license in Beltsville, 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 |
|---|---|---|
| AA3ZD | SMITH JR, EDWARD G | 2011-05-03 |
| AB3NW | ADAMS, RICHELLE | 2011-07-11 |
| K3CBB | BOND, WALTER W | 2006-11-21 |
| K3TC | CALOMIRIS, THOMAS J | 2014-03-19 |
| KA3TXK | SLEEMAN, MARJORIE E | 2010-02-11 |
| KA8KBU | Kroehle, Alice E | 2017-08-23 |
| KB3OEV | ATCHLEY, ALAN A | 2006-11-13 |
| KB3SBV | Laamann, Indrek | 2018-11-27 |
| KB3VAP | ROMANO, FERDINANDO M | 2020-08-29 |
| KB3WOM | Cope Jr, Kenneth R | 2011-10-17 |
| KB3ZTE | Gregor, Jeanne L | 2023-01-26 |
| KC3AEP | Brenner, Andrew | 2013-03-18 |
| KC3AFF | Abraham, George C | 2013-03-21 |
| KC3BIK | Olson, Hans | 2013-09-27 |
| KC3GCD | SHIPOWICK, NIC W | 2015-12-07 |
| KC3GWU | Stewart, Douglas W | 2016-04-08 |
| KC3JJM | Champion Jr, Ernest E | 2017-06-19 |
| KC3MFT | Dorcey, Eric M | 2018-10-22 |
| KC3MSL | Fuller, Cale W | 2019-01-30 |
| KC3NED | Lettsome Jr, Nesco M | 2019-03-26 |
| KC3OQT | BATYRSHIN, SERGEY | 2020-01-06 |
| KC3VNG | Douglas, Frederick | 2023-02-07 |
| KE8VXU | Eyer, Madison M | 2022-10-29 |
| KG7GNK | SOCOLOSKY, JOSEPH S | 2013-11-12 |
| N3FXC | Sleeman, John R | 2012-08-21 |
| N3GCV | HANBURY, DAVID J | 2011-01-07 |
| N3GLF | TAYLOR, GREGORY K | 2018-04-17 |
| N3HI | SALERNO, PETER J | 2007-03-07 |
| N3KHK | KLIM II, JOHN R | 2011-06-14 |
| N3LKP | Sowers, Alison M | 2011-11-08 |
| N3NGA | ASHLIN JR, ROY A | 2012-05-21 |
| N3PGI | WELLS, REX D | 2023-03-07 |
| N3RKK | SPICER, SCOTT B | 2013-11-06 |
| N3SZG | LARSON, DAVID L | 2004-04-29 |
| N3TNT | HANDY, STEPHEN R | 2014-08-05 |
| N3WSG | Siegel, Jerrold S | 2015-12-11 |
| N3YAJ | FAULKNER, STEPHEN J | 2006-06-13 |
| N4ZTC | NICHOLS, JIM P | 2012-07-11 |
| N7NGO | SHERMAN, DOUGLAS W | 2014-12-04 |
| W3FPM | Ferrara, Angelo A | 2004-04-19 |
| W3FUO | O Donnell, Hugh B | 2014-02-12 |
| WB3ILE | HALPER, ROBERT | 2006-07-06 |
