
| Call | Name | City | State | Class | Old Call | Effective Date | Expiration Date | Status |
|---|---|---|---|---|---|---|---|---|
| AA3TV | Mercer Sr, Edgar L | Hampstead | MD | E | N3OUV | 01/06/2004 | 03/29/2014 | Expired |
| AB3IT | Barrett, David W | HAMPSTEAD | MD | E | 11/01/2018 | 01/28/2029 | Active | |
| AC3DP | DeFatta, Brent P | Hampstead | MD | E | KC3FRI | 10/09/2015 | 10/09/2025 | Active |
| AE3B | Ballou, Robert E | Hampstead | MD | E | KC3ROB | 11/02/2019 | 11/02/2029 | Active |
| K3ASK | Kelly, Andrew S | Hampstead | MD | E | KB3ICD | 03/08/2022 | 06/04/2032 | Active |
| K3CTT | DRAKE, DOUGLAS E | HAMPSTEAD | MD | G | WB9YEK | 08/24/2010 | 08/24/2020 | Expired |
| K3LAZ | Miller, Zackary J | Hampstead | MD | G | KB3CJI | 09/10/2013 | 09/10/2023 | Active |
| KA3PRD | RODSKI, CHRISTOPHER B | HAMPSTEAD | MD | T | 06/14/2018 | 08/28/2028 | Active | |
| KA3YJB | APPLER, JOHN V | HAMPSTEAD | MD | T | 07/27/2011 | 10/22/2021 | Cancelled | |
| KA3YSH | KRAUTH, RITA D | HAMPSTEAD | MD | T | 09/09/2022 | 09/09/2032 | Active | |
| KB3AIG | DAVIDSON, GILBERT L | HAMPSTEAD | MD | T | 03/22/2013 | 05/18/2023 | Active | |
| KB3BSQ | BENEDICT JR, JOHN A | HAMPSTEAD | MD | T | 03/14/2017 | 03/20/2027 | Active | |
| KB3CJS | ABBOTT, KRIS L | HAMPSTEAD | MD | A | 04/22/2008 | 04/22/2018 | Expired | |
| KB3COL | MANN 421, STEWART N | HAMPSTEAD | MD | T | 08/07/2019 | 08/07/2029 | Active | |
| KB3GZB | Hihn III, Charles S | Hampstead | MD | T | 07/02/2011 | 08/14/2021 | Active | |
| KB3HQY | BROWN, ASHLEY V | HAMPSTEAD | MD | T | 01/12/2012 | 03/05/2022 | Active | |
| KB3IFH | Dorman Jr, Randy J | Hampstead | MD | E | 04/05/2022 | 06/12/2032 | Active | |
| KB3IHE | Gleason, Thomas | HAMPSTEAD | MD | T | 09/09/2022 | 06/26/2032 | Active | |
| KB3IKZ | Carter Jr, Kenneth L | Hampstead | MD | T | 08/06/2002 | 08/06/2012 | Expired | |
| KB3KAH | King, John F | Hampstead | MD | T | 07/08/2003 | 07/08/2013 | Cancelled | |
| KB3KEG | King, Anthony M | Hampstead | MD | T | 08/18/2003 | 08/18/2013 | Expired | |
| KB3KFG | King, Nathan I | Hampstead | MD | T | 09/09/2003 | 09/09/2013 | Cancelled | |
| KB3KVC | Brench, William A | HAMPSTEAD | MD | T | 04/04/2014 | 03/09/2024 | Active | |
| KB3KYO | Meyer, Scott W | Hampstead | MD | G | 03/29/2004 | 03/29/2014 | Cancelled | |
| KB3MGJ | MOUNTAIN TOP CONTESTERS | HAMPSTEAD | MD | 05/03/2005 | 05/03/2015 | Cancelled | ||
| KB3PUD | Klapka SR, Donald A | HAMPSTEAD | MD | T | 07/28/2017 | 10/04/2027 | Active | |
| KB3TKY | NEUKAM, MICHAEL A | Hampstead | MD | E | 07/04/2019 | 09/22/2029 | Active | |
| KB3WMX | Starling, Jeffrey B | Hampstead | MD | T | 09/23/2011 | 09/23/2021 | Active | |
| KC3AJY | GLEESPEN, PAUL M | HAMPSTEAD | MD | T | 04/15/2013 | 04/15/2023 | Active | |
| KC3BOS | Farrington, Michael J | HAMPSTEAD | MD | T | 11/18/2013 | 11/18/2023 | Active | |
| KC3CVU | Renick, Billy L | HAMPSTEAD | MD | T | 05/19/2014 | 05/19/2024 | Cancelled | |
| KC3FRI | DeFatta, Brent P | Hampstead | MD | E | 10/09/2015 | 10/09/2025 | Cancelled | |
| KC3FYX | Covell, Nicholas | Hampstead | MD | T | 11/19/2015 | 11/19/2025 | Active | |
| KC3IKX | Golanoski, Matthew E | Hampstead | MD | T | 01/23/2017 | 01/23/2027 | Active | |
| KC3IVP | Ballou, Robert E | Hampstead | MD | T | 03/20/2017 | 03/20/2027 | Cancelled | |
| KC3KRN | MCDONNELL, RIAN | Hampstead | MD | E | 01/29/2018 | 01/29/2028 | Active | |
| KC3KWC | Swam, Michael | Hampstead | MD | T | 02/26/2018 | 02/26/2028 | Active | |
| KC3KWD | Swam, Benjamin | Hampstead | MD | T | 02/26/2018 | 02/26/2028 | Active | |
| KC3LMK | TILTON III, KENNETH LYLE | Hampstead | MD | T | 05/21/2018 | 05/21/2028 | Active | |
| KC3MQD | Bronke, Kevin R | Hampstead | MD | T | 12/19/2018 | 12/19/2028 | Active | |
| KC3OUO | Wisniewski, Derek | Hampstead | MD | T | 02/03/2020 | 02/03/2030 | Active | |
| KC3OUP | Grayson, Amy | Hampstead | MD | T | 02/03/2020 | 02/03/2030 | Active | |
| KC3POL | Donaldson, Kyle | Hampstead | MD | T | 07/07/2020 | 07/07/2030 | Active | |
| KC3QMQ | Knoch, Melissa A | Hampstead | MD | T | 11/17/2020 | 11/17/2030 | Active | |
| KC3QMR | Knoch III, Lawrence G | Hampstead | MD | T | 11/17/2020 | 11/17/2030 | Active | |
| KC3ROB | Ballou, Robert E | Hampstead | MD | E | KC3IVP | 04/11/2017 | 04/11/2027 | Cancelled |
| KC3RUP | MONSON, CHARLOTTE | HAMPSTEAD | MD | T | 04/05/2021 | 04/05/2031 | Active | |
| KC3TAU | Klonin, Dale | Hampstead | MD | G | 11/08/2021 | 11/08/2031 | Active | |
| KC3VEN | Macomber II, Andrew C | Hampstead | MD | T | 11/22/2022 | 11/22/2032 | Active | |
| KF3AK | KRAUTH JR, IVAN A | HAMPSTEAD | MD | E | N3MYJ | 07/19/2022 | 07/19/2032 | Active |
| KI4NJW | Sotzen, Jeremy P | Hampstead | MD | T | 11/24/2015 | 01/31/2026 | Active | |
| N3AVB | BROWN III, COLEMAN P | Hampstead | MD | T | KB3DPA | 02/20/2019 | 04/21/2029 | Active |
| N3CSA | Meyer, Scott W | Hampstead | MD | G | KB3KYO | 03/25/2017 | 05/15/2027 | Active |
| N3FHW | ZYNEL, WILLIAM J | HAMPSTEAD | MD | G | KA3QHL | 08/05/2020 | 09/11/2030 | Active |
| N3GEO | Erikson, William J | Hampstead | MD | G | 10/20/2017 | 11/19/2027 | Active | |
| N3ITE | RUSCITO JR, JOSEPH M | HAMPSTEAD | MD | E | KA3OJQ | 10/24/2011 | 10/24/2021 | Cancelled |
| N3OUV | MERCER SR, EDGAR L | HAMPSTEAD | MD | E | 08/19/1994 | 03/29/2004 | Cancelled | |
| N3PEC | Cruz Rentas, Angel A | Hampstead | MD | T | KC3RBE | 02/23/2021 | 02/23/2031 | Active |
| N3RPG | PENNINGTON, RAY M | HAMPSTEAD | MD | T | KC3DZC | 01/06/2015 | 01/06/2025 | Active |
| N3TLD | LETNAUNCHYN, CHRISTOPHER S | Hampstead | MD | T | 07/08/2014 | 09/23/2024 | Active | |
| N3TMN | PITTINGER III, CHARLES B | Hampstead | MD | G | 07/10/2014 | 10/06/2024 | Active | |
| N3VGB | MOXLEY SR, MICHAEL D | HAMPSTEAD | MD | T | 02/03/2015 | 05/02/2025 | Active | |
| N3XWN | Dubs Sr, Ralph E | Hampstead | MD | G | 09/13/2016 | 09/13/2026 | Active | |
| N7TQV | MONSON, CHRISTOPHER K | Hampstead | MD | G | N7NNV | 05/26/2021 | 08/20/2031 | Active |
| NF3X | Schwartz, Paul | Hampstead | MD | E | AA3ZK | 04/24/2015 | 04/24/2025 | Active |
| W3DVG | Gerkin Jr, Donald V | Hampstead | MD | E | KB3QWD | 01/24/2018 | 04/22/2028 | Active |
| W3GBJ | APPLER, JOHN V | HAMPSTEAD | MD | T | KA3YJB | 09/12/2014 | 09/12/2024 | Active |
| W3GBJ | APPLER II, THOMAS V | HAMPSTEAD | MD | E | K3UEJ | 05/31/2006 | 08/01/2016 | Cancelled |
| W3IAO | KELLEY, JASON M | Hampsted | MD | E | W3VT | 02/07/2017 | 02/07/2027 | Active |
| W3MDC | KRICHINSKY, KEITH U | HAMPSTEAD | MD | E | KB3HHK | 08/01/2014 | 07/27/2024 | Active |
| W3MTC | MOUNTAIN TOP CONTESTERS | HAMPSTEAD | MD | KB3MGJ | 05/24/2005 | 05/24/2015 | Expired | |
| W3TJL | Lockard, Thomas J | Hampstead | MD | E | KB3OSB | 02/07/2017 | 04/03/2027 | Active |
| W3VT | KELLEY, JASON M | Hampsted | MD | E | KC7EKU | 04/03/2009 | 04/03/2019 | Cancelled |
| W3ZQ | Luellen II, Raymond H | Hampstead | MD | E | N3RFF | 08/12/2022 | 09/01/2032 | Active |
| W8BLR | Renick, Billy L | HAMPSTEAD | MD | E | KC3CVU | 06/10/2014 | 06/10/2024 | Active |
| WB3KKG | GOTSCHALL, GLEN E | Hampstead | MD | T | 02/01/2006 | 02/23/2016 | Expired | |
| WB9YEK | DRAKE, DOUGLAS E | HAMPSTEAD | MD | G | 10/07/2008 | 12/16/2018 | Cancelled | |
| WI3F | RUSCITO JR, JOSEPH M | HAMPSTEAD | MD | E | N3ITE | 01/14/2014 | 01/14/2024 | Active |