The Federal Communications Commission (FCC) has granted a total of 772 licenses and call signs in the category of Amateur license in Baltimore, 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 |
|---|---|---|
| AA3GF | PASQUA, SALVATORE G | 2013-07-31 |
| AA3OW | ENGLISH, JOHN S | 2013-09-04 |
| AA3SB | Schaefer, Robin J | 2016-03-07 |
| AB3AE | Wells, Christopher B | 2021-05-04 |
| AB3CA | Smith Jr, James L | 2017-03-30 |
| AB3GN | Thompson, Henry | 2017-07-13 |
| AB3HC | Happel III, Joseph G | 2007-02-20 |
| AB3LQ | LIGHTNER, KURT J | 2020-03-05 |
| AB3OA | LOGUE, WILLIAM | 2011-04-12 |
| AB3OK | Kagalnitskiy, Vladimir | 2021-09-23 |
| AB3R | SHNIDMAN, ROBERT | 2018-01-03 |
| AB3RL | Swann, Sherrod C | 2023-01-13 |
| | ||
| AB3RN | Uher, Jason J | 2023-01-13 |
| AB3UE | Jinno, Jonathan F | 2014-03-31 |
| AB3WE | MIXON, ADRIAN K | 2014-11-13 |
| AB3WN | Willems, Michael T | 2015-01-26 |
| AB3WP | Matthews, Charles A | 2014-10-30 |
| AC2BD | Rubelow, Isser Z | 2018-11-06 |
| AC3AA | Happel III, Joseph G | 2016-12-08 |
| AC3BU | Olson, Daryl L | 2017-06-12 |
| AC3CH | Teal, Bruce | 2016-05-16 |
| AC3CZ | Bales, James H | 2018-05-14 |
| AC3EK | RUNDALL III, HARRY B | 2014-12-31 |
| AC3EO | Brunner Jr, David C | 2017-02-21 |
| AC3F | STONE, PATRICIA E | 2014-02-06 |
| K2TPZ | KETZIS, SANDOR I | 2019-03-13 |
| K2ZWF | GOLDMAN, RICHARD J | 2004-09-14 |
| K3AJU | WHITEKETTLE, H. CHESTER | 2014-05-20 |
| K3BVC | PLIMACK, ALLAN K | 2010-06-22 |
| K3CNM | ALLENDER JR, CHARLES F | 2007-11-27 |
| K3HIA | DAVIS SR, JOHN A | 2013-11-20 |
| K3HUD | KEGAN SR, EDWARD B | 2014-04-17 |
| K3KGH | FORD, WILLIAM H | 2004-03-25 |
| K3KPK | TRENTLER, MELVIN C | 2004-04-30 |
| K3LDO | LOPEZ, FRANK | 2008-02-07 |
| K3LFG | WYCHE, BERNARD R | 2013-11-27 |
| K3MBY | STIEMLY, EUGENE G | 2016-09-16 |
| K3MOV | Baxter, Thomas K | 2017-01-04 |
| K3OCO | SIPPEL, JEFFREY V | 2008-02-05 |
| K3OZN | WELLER, RENOUX | 2006-05-02 |
| K3QOD | Schapiro, Oscar M | 2005-12-15 |
| K3ROJ | Alexander, Alvin G | 2008-02-05 |
| K3UQK | TAYLOR, RICHARD L | 2015-09-11 |
| K3URM | MEINHARDT, VICTOR P | 2018-02-13 |
| K3UVT | ALDRIDGE, DENNIS T | 2007-05-14 |
| K3VGP | BROWN, CHARLES L | 2007-05-30 |
| K3VPZ | NEMEC JR, CARL C | 2011-11-29 |
| K3YYY | YOUNG JR, HAMILTON F | 2016-07-01 |
| K3YZZ | TUMA, EARL P | 2015-03-11 |
| K3ZZN | KAFES, BERNARD | 2017-11-18 |
| K4EXW | Harris, Louis W | 2017-01-20 |
| K7JUA | BROWN, WILLIAM K | 2016-06-14 |
| KA0KPW | SITTER, DAVID J | 2006-01-10 |
| KA0PIX | KETZIS, JENNIFER K | 2019-06-03 |
| KA1QWV | SAGER, RUTH M | 2020-02-25 |
| KA3ACY | SWINNEY JR, HOWARD C | 2017-08-25 |
| KA3BRL | SAVINO JR, MICHAEL T | 2017-03-01 |
| KA3BUY | Tracey, Robert S | 2014-04-23 |
| KA3DOY | Hiebler Jr, Charles H | 2014-03-28 |
| KA3DRS | BALLMAN SR, ALAN R | 2006-05-16 |
| KA3DYV | HUNTER, TED | 2010-03-30 |
| KA3EAB | CLAUD, KENNETH V | 2015-11-18 |
| KA3EHO | Zakar, Joseph D | 2017-08-10 |
| KA3FEE | LONEY, MARILYN I | 2014-11-19 |
| KA3FSF | MOORE, GEORGE R | 2011-03-25 |
| KA3GBB | Remington, David S | 2005-09-02 |
| KA3HWI | HARDESTY, JOHN J | 2014-08-06 |
| KA3IPQ | HUGHES, SAMUEL G | 2007-06-05 |
| KA3JTR | HOLMES, THEODORE H | 2009-01-27 |
| KA3KCX | PORTERFIELD, TIMOTHY E | 2019-08-06 |
| KA3MAM | SCHLEIN, JONAS J | 2014-02-10 |
| KA3MAN | SWANSTON, ANDREW D | 2018-04-27 |
| KA3MMG | MAJKA, BOLESLAUS W | 2010-08-19 |
| KA3MOS | KOWALEWSKI, JOHN C | 2014-06-24 |
| KA3MXQ | Krupp, Alan D | 2005-03-17 |
| KA3NUJ | GEHRMANN JR, JAMES H | 2004-09-14 |
| KA3OJS | GRADY, THOMAS S | 2015-07-08 |
| KA3PTE | VON BRIESEN JR, JOHN W | 2014-07-09 |
| KA3PUO | LEADMON, HARRY D | 2005-12-21 |
| KA3PXO | Berl Jr, Carroll A | 2016-07-12 |
| KA3RGD | SCHLEIN, ANNA L | 2016-11-08 |
| KA3SAJ | FISTLER, JEFF E | 2018-02-02 |
| KA3SAQ | FISTLER, HAROLD H | 2018-11-20 |
| KA3SNY | VLECK, MARK D | 2021-06-24 |
| KA3SOC | Zeiler, Francis C | 2017-11-07 |
| KA3SOF | GORMAN, JAMES L | 2007-08-21 |
| KA3SRE | FAIR, WILLIE C | 2013-03-21 |
| KA3TCC | Yingling Jr, Thomas J | 2011-03-01 |
| KA3TCK | Hans, JoAnn A | 2017-12-14 |
| KA3ULV | GLEASON JR, WILLIAM J | 2020-09-02 |
| KA3UPU | THON, SCOTT C | 2020-07-13 |
| KA3USI | FALTER, ROBERT R | 2020-05-26 |
| KA3VOL | JACOBS, RONALD M | 2013-02-04 |
| KA3VYF | Jones, Steven M | 2020-05-12 |
| KA3VZM | WHETSTONE, ROBERT D | 2020-07-09 |
| KA3WLA | SELLERS, GLENN H | 2010-04-30 |
| KA3WLD | WHITE, MARIA A | 2010-05-07 |
| KA3WNF | POSVIC, FRANKLIN C | 2010-06-17 |
| KA3YFN | VLECK, ANNABELLE M | 2020-10-31 |
| KA3YHP | KRAFT, KAREN E | 2011-09-20 |
