
| Call | Name | City | State | Class | Old Call | Effective Date | Expiration Date | Status | 
|---|---|---|---|---|---|---|---|---|
| AB1UI | SCHMIDT-NIELSEN, BENT K | LEXINGTON | MA | E | 09/20/2013 | 09/20/2023 | Active | |
| AB1ZT | PERRY, MICHAEL P | LEXINGTON | MA | E | WM1K | 03/10/2009 | 04/30/2019 | Cancelled | 
| AC1LH | FEE, MICHALE S | LEXINGTON | MA | E | 04/30/2021 | 04/30/2031 | Active | |
| AE1F | CONNELLY Mr., BRIAN G | LEXINGTON | MA | E | 04/24/2018 | 07/15/2028 | Active | |
| AI1M | Wang, Zhaowei | Lexington | MA | E | NC0O | 02/15/2020 | 02/15/2030 | Active | 
| K1BSO | SMITH, DAVID J | Lexington | MA | E | 11/03/2016 | 01/31/2027 | Active | |
| K1FSH | Perez, Daniel P | Lexington | MA | E | N1FKD | 02/25/2003 | 02/25/2013 | Cancelled | 
| K1MC | CRAWFORD, MALCOLM F | LEXINGTON | MA | E | 09/15/2016 | 12/11/2026 | Active | |
| K1MKD | Aldridge, Tate C | Lexington | MA | G | KC1MKD | 02/19/2020 | 02/19/2030 | Active | 
| K1MRT | Tierney, Matthew R | Lexington | MA | T | KB1ODZ | 03/10/2017 | 03/10/2027 | Active | 
| K1PZK | DI PIETRO, ROBERT C | LEXINGTON | MA | A | 10/28/2015 | 11/13/2025 | Active | |
| K1XW | Warren, Wayne D | Lexington | MA | E | 09/20/2018 | 12/15/2028 | Active | |
| KA2GOL | SHEFF, DANIEL M | LEXINGTON | MA | G | 04/13/2017 | 04/13/2027 | Active | |
| KA9REY | TERRELL, BRADFORD L | Lexington | MA | N | 02/24/2022 | 03/17/2032 | Active | |
| KB0ICM | ROGERS, GAIL J | Lexington | MA | T | 02/01/2018 | 04/29/2028 | Active | |
| KB1EIG | Minardi, Lee R | LEXINGTON | MA | T | 06/18/2019 | 08/27/2029 | Active | |
| KB1FJU | Council, Chad L | Lexington | MA | T | 06/30/2020 | 06/30/2030 | Active | |
| KB1FMJ | Osborn, James B | Lexington | MA | T | 07/21/2000 | 07/21/2010 | Expired | |
| KB1IDL | BELL, JOHN G | Lexington | MA | T | 02/13/2012 | 04/08/2022 | Active | |
| KB1IDM | WESTCOTT, JIL A | Lexington | MA | T | 03/20/2012 | 04/08/2022 | Active | |
| KB1IDN | BELL, LAUREN J | Lexington | MA | T | 03/20/2012 | 04/08/2022 | Active | |
| KB1IIN | Toscano, Patrick M | Lexington | MA | G | 02/15/2012 | 05/08/2022 | Active | |
| KB1MBS | Sheridan, Robert L | Lexington | MA | T | 02/04/2016 | 02/04/2026 | Active | |
| KB1MQF | SIT, EMIL | Lexington | MA | G | 08/25/2015 | 09/23/2025 | Active | |
| KB1MVL | Frankel, James L | Lexington | MA | T | 11/28/2005 | 11/28/2015 | Cancelled | |
| KB1OVC | McKinney, Karl R | Lexington | MA | T | 04/09/2007 | 04/09/2017 | Expired | |
| KB1PCB | Norman, Christopher O | Lexington | MA | T | 11/06/2018 | 11/06/2028 | Active | |
| KB1RCR | Gillmor, Susan C | Lexington | MA | T | 08/29/2008 | 08/29/2018 | Expired | |
| KB1VHZ | Mostika, Joseph R | Lexington | MA | E | 12/31/2020 | 03/15/2031 | Active | |
| KB1YAJ | Kalus, Joseph | Lexington | MA | T | 02/02/2022 | 04/20/2032 | Active | |
| KB1ZJT | SCHMIDT-NIELSEN, PETER E | LEXINGTON | MA | E | 02/26/2013 | 02/26/2023 | Active | |
| KB3EBJ | SPEDDEN, ELISE M | Lexington | MA | T | 05/07/2019 | 07/31/2029 | Active | |
| KB7UAA | MANDARA, MAURO | LEXINGTON | MA | T | 07/09/2003 | 10/05/2013 | Expired | |
| KC1ADB | SCHWARZ, KENNETH L | LEXINGTON | MA | E | 06/20/2013 | 06/20/2023 | Active | |
| KC1BCD | DAUBE JR, BRUCE C | LEXINGTON | MA | T | KC1LQW | 07/30/2019 | 07/30/2029 | Active | 
| KC1BZF | ARMSTRONG, ROBIN J | LEXINGTON | MA | G | 05/30/2014 | 05/30/2024 | Active | |
| KC1DHV | Armstrong, David W | Lexington | MA | T | 03/06/2015 | 03/06/2025 | Active | |
| KC1EEG | HUDELSON, GEORGE | LEXINGTON | MA | G | 07/24/2015 | 07/24/2025 | Active | |
| KC1FSJ | Foxlin, Xyla R | Lexington | MA | T | 05/13/2016 | 05/13/2026 | Active | |
| KC1HCG | Zeng, Sophia | Lexington | MA | T | 02/27/2017 | 02/27/2027 | Active | |
| KC1IXW | BAILEY, CHRISTIAN | LEXINGTON | MA | G | 01/30/2018 | 01/30/2028 | Active | |
| KC1JBJ | The King Rtty Club | Lexington | MA | 02/21/2018 | 02/21/2028 | Cancelled | ||
| KC1KDG | Cervantes, James H | Lexington | MA | G | 08/15/2018 | 08/15/2028 | Active | |
| KC1KGY | Lacomis, Ellen | Lexington | MA | G | 09/14/2018 | 09/14/2028 | Active | |
| KC1KKM | Johns, Phillip J | Lexington | MA | E | 10/19/2018 | 10/19/2028 | Active | |
| KC1KNB | Brown, Sean R | LEXINGTON | MA | G | 11/15/2018 | 11/15/2028 | Active | |
| KC1KPI | DEFAY, JOHN A | LEXINGTON | MA | T | 12/04/2018 | 12/04/2028 | Active | |
| KC1LKV | Lincoln Laboratory Amateur Radio Club | Lexington | MA | 05/07/2019 | 05/07/2029 | Active | ||
| KC1LLU | Naisuler, Alan C | Lexington | MA | G | 05/16/2019 | 05/16/2029 | Active | |
| KC1LOE | KAUFFMAN, DERIK | LEXINGTON | MA | G | 06/07/2019 | 06/07/2029 | Active | |
| KC1LQW | DAUBE JR, BRUCE C | LEXINGTON | MA | T | 07/08/2019 | 07/08/2029 | Cancelled | |
| KC1LXQ | Liang, Evin Z | Lexington | MA | T | 09/18/2019 | 09/18/2029 | Active | |
| KC1LXT | Liang, Quansheng | Lexington | MA | E | 09/18/2019 | 09/18/2029 | Cancelled | |
| KC1MKD | Aldridge, Tate C | Lexington | MA | T | 12/26/2019 | 12/26/2029 | Cancelled | |
| KC1MMO | Aldridge, Bree B | Lexington | MA | T | 01/22/2020 | 01/22/2030 | Cancelled | |
| KC1NXK | Sherman, Zachary A | Lexington | MA | T | 09/28/2020 | 09/28/2030 | Active | |
| KC1OIB | Boyalakuntla, Pranavi S | Lexington | MA | T | 12/18/2020 | 12/18/2030 | Active | |
| KC1QAG | Haas, Clifford F | Lexington | MA | T | 11/04/2021 | 11/04/2031 | Active | |
| KC1QZM | White, Robert D | Lexington | MA | T | 04/06/2022 | 04/06/2032 | Active | |
| KC1RKP | Siy, Peter | Lexington | MA | T | 06/14/2022 | 06/14/2032 | Cancelled | |
| KC2WJK | MAUS, DOUGLAS | Lexington | MA | T | 11/22/2019 | 01/07/2030 | Active | |
| KD2WHN | Ardito-Proulx, Mateusz M | Lexington | MA | G | 05/11/2021 | 05/11/2031 | Active | |
| KE5JOO | Usevitch, James B | Lexington | MA | G | 05/17/2016 | 07/10/2026 | Active | |
| KI4MRU | Jenkins, Adam N | Lexington | MA | E | 12/02/2005 | 12/02/2015 | Cancelled | |
| KK5QM | EISENSTEIN, ROBERT A | LEXINGTON | MA | E | KF5APX | 02/11/2014 | 02/11/2024 | Active | 
| KM1CRO | Aldridge, Bree B | Lexington | MA | T | KC1MMO | 02/14/2020 | 02/14/2030 | Active | 
| N1AXG | SUNDERLAND JR, EARL F | LEXINGTON | MA | A | 05/08/2006 | 08/05/2016 | Expired | |
| N1DIF | CORKUM SR, RUSSELL W | LEXINGTON | MA | G | 06/10/2005 | 06/10/2015 | Expired | |
| N1HLC | WEINSAFT, NATHAN A | Lexington | MA | G | WB0VDM | 01/14/2020 | 03/20/2030 | Active | 
| N1MLN | COLN, MICHAEL C | LEXINGTON | MA | T | 03/02/2012 | 05/19/2022 | Active | |
| N1PNG | PERRY, PAUL O | LEXINGTON | MA | T | 06/21/2013 | 09/04/2023 | Active | |
| N1RSA | LAURIAT, NICHOLAS A | LEXINGTON | MA | T | 02/01/2014 | 04/19/2024 | Active | |
| N1TMQ | ISENBERG, STEVEN M | LEXINGTON | MA | A | 09/22/2014 | 11/09/2024 | Active | |
| N1WJG | WANG, ERIK E | Lexington | MA | T | 01/05/2016 | 01/12/2026 | Active | |
| N1YFV | SCOTT JR, HARRY B | Lexington | MA | T | 11/29/2016 | 12/06/2026 | Active | |
| N2CYN | BURSTEIN, JONATHAN L | Lexington | MA | T | 02/02/2016 | 04/12/2026 | Active | |
| N3JBC | CAMPBELL JR, JOSEPH P | Lexington | MA | T | 04/20/2021 | 04/20/2031 | Active | |
| NO1S | Liang, Quansheng | Lexington | MA | E | KC1LXT | 11/13/2019 | 11/13/2029 | Active | 
| NX1Y | CHARLANTINI, ROBERT A | LEXINGTON | MA | E | 02/07/2019 | 04/29/2029 | Active | |
| W1AIH | ADOLPH, ALAN R | LEXINGTON | MA | A | 06/10/2011 | 07/30/2021 | Active | |
| W1ENO | Bicknell, William E | Lexington | MA | E | 03/08/2017 | 05/14/2027 | Active | |
| W1HIS | COUNSELMAN III, CHARLES C | LEXINGTON | MA | E | 10/03/2014 | 10/25/2024 | Active | |
| W1JLF | Frankel, James L | Lexington | MA | E | KB1MVL | 12/23/2015 | 01/10/2026 | Active | 
| W1LEY | Christen, Paul H P | lexington | MA | T | KB1ILF | 06/22/2002 | 06/22/2012 | Expired | 
| W1MPP | PERRY, MICHAEL P | LEXINGTON | MA | E | AB1ZT | 06/21/2016 | 06/21/2026 | Cancelled | 
| W2FLO | SNYDER, MELVIN A | LEXINGTON | MA | G | 08/02/2004 | 08/17/2014 | Cancelled | |
| W2QC | LAMB, CHARLES W | LEXINGTON | MA | E | 03/29/2016 | 06/12/2026 | Active | |
| WA1GQX | MOOZA, GEORGE R | LEXINGTON | MA | A | 02/28/2017 | 04/30/2027 | Active | |
| WA1TTY | The King Rtty Club | Lexington | MA | KC1JBJ | 05/22/2018 | 05/22/2028 | Cancelled | |
| WA2TUJ | Siy, Peter F | Lexington | MA | E | KC1RKP | 07/06/2022 | 07/06/2032 | Active | 
| WB1FQW | VARON, JOSE | LEXINGTON | MA | A | 05/07/2012 | 07/21/2022 | Active | |
| WH2B | TAYLOR, JOHN A | LEXINGTON | MA | E | 01/07/2014 | 02/10/2024 | Active | |
| WM1K | PERRY, MICHAEL P | LEXINGTON | MA | E | 03/10/2009 | 04/30/2019 | Cancelled | |
| WR1TY | The King Rtty Club | Lexington | MA | WA1TTY | 08/17/2018 | 08/17/2028 | Active |