The Federal Communications Commission (FCC) has granted a total of 57 licenses and call signs in the category of Amateur license in South Portland, Maine. 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 |
|---|---|---|
| AB1QI | Putnam, Alan S | 2012-01-04 |
| AC1HZ | Sherrard, Blaine O | 2019-08-09 |
| K1JKT | DURAN, THOMAS P | 2004-06-08 |
| K1TEV | Sterling, Peter E | 2008-09-18 |
| KA1PRC | GREEN, BRUCE W | 2017-05-12 |
| KA1XX | HUBLEY, BENJAMIN A | 2006-10-20 |
| KA1ZEZ | DUFOUR, ROY P | 2011-09-28 |
| KB1IBR | Sellin, Robert G | 2022-04-29 |
| KB1IBS | West, Natalie E | 2022-04-29 |
| KB1JWM | Williams, Dolores C | 2013-02-19 |
| KB1KIN | Lussier, Ronald M | 2013-11-20 |
| KB1LIR | Rooney, Matthew J | 2015-05-13 |
| | ||
| KB1LXW | Brooke, Raven A | 2014-11-24 |
| KB1OND | Drivas, Ross M | 2016-12-09 |
| KB1OXD | Shaffer, Ryan C | 2017-04-07 |
| KB1QKE | Buschhorn Jon, H | 2008-04-25 |
| KB1QZU | Acharyabhatta, Mahan K | 2008-08-01 |
| KB1SDK | Fraser, James S | 2019-03-13 |
| KB1UGC | THEIS, DAVID M | 2020-07-07 |
| KB1VYV | Hatch, Robert S | 2011-07-26 |
| KB1YMH | Johnson, Carl A | 2023-03-14 |
| KB1ZFY | Jones, Andrew W | 2013-01-29 |
| KB1ZFZ | Lane, Harold T | 2013-01-29 |
| KB3DRD | Makoui, Kambiz B | 2009-01-20 |
| KC1BMX | St Pierre, Gonnapa | 2014-04-01 |
| KC1BSR | Fairweather, John E | 2014-04-24 |
| KC1CKM | Dunham II, Patrick C | 2014-08-20 |
| KC1DLC | Cianchette, Susan | 2015-03-20 |
| KC1ELW | Biggie, Gilead S | 2015-09-28 |
| KC1ELX | Biggie, Harel J | 2015-09-28 |
| KC1EPG | Widtfeldt, Evan T | 2015-10-26 |
| KC1FPT | Piper, Liam C | 2016-05-03 |
| KC1FRY | DiPhilippo, Thomas E | 2016-05-10 |
| KC1GDG | Dyro, David S | 2016-05-10 |
| KC1GQE | Smith, James C | 2016-11-21 |
| KC1HUR | Louissaint, Alain R | 2017-06-29 |
| KC1IDY | DuPerre, Jared M | 2017-09-21 |
| KC1KLA | Smith, John W | 2018-10-26 |
| KC1LTP | Knowland, David S | 2019-08-09 |
| KC1NPE | RIVERA, MARIA | 2020-08-11 |
| KC1SJY | Carrier, Daniel R | 2023-01-27 |
| KC1SXN | Saito, Mitsuru | 2023-05-03 |
| KF7NNY | Cochrane, Matthew R | 2022-08-30 |
| N1BIE | JANSON, HAROLD W | 2005-08-31 |
| N1EJM | BOWER, PHILIP A | 2016-06-15 |
| N1EXD | GREER, DOUGLAS R P | 2019-09-19 |
| N1HZW | GOSSELIN, RICHARD N | 2011-03-17 |
| N1JFR | RANDAZZO, ANTHONY R | 2013-06-22 |
| N1NOH | JORDAN, MARIE I | 2022-08-25 |
| N1SDI | MC DONALD, SCOTT A | 2004-06-07 |
| N1TIW | Thoren, William T | 2014-07-30 |
| N1UGJ | BAUMAN, JOSEPH J | 2016-08-17 |
| N1UOG | BOISVERT, JOHN C | 2005-03-22 |
| N1ZIT | SIMPSON, JUDY A | 2017-03-08 |
| N1ZOZ | TRYNOR, RALPH W | 2017-08-03 |
| W2XU | Libby, Stephen J | 2015-11-25 |
| WV2R | BENFAREMO, NICHOLAS | 2020-08-17 |
