The Federal Communications Commission (FCC) has granted a total of 22 licenses and call signs in the category of Restricted Operator 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 |
|---|---|---|
| RR00014893 | Ramdular, Haimpersaud | 2003-11-13 |
| RR00062075 | Hoffman, Harrison B | 2008-10-07 |
| RR00062839 | Splettstoesser Mr., Guy W | 2008-11-26 |
| RR00062909 | Fournier, Patrick M | 2008-12-02 |
| RR00067154 | Folgert, James A | 2009-09-11 |
| RR00075895 | Hart, Barbara J | 2011-01-26 |
| RR00076280 | St Martin, Dora J | 2011-02-08 |
| RR00085952 | Murphy, Gregory C | 2012-04-10 |
| RR00090213 | Putnam, Alan S | 2012-11-07 |
| RR00111068 | Rodriguez, Kevin A | 2015-04-07 |
| RR00115013 | Cunningham, paul J | 2015-09-22 |
| RR00117920 | Sherpa, Ang G | 2016-01-12 |
| RR00120085 | Pettengill, George A | 2016-03-29 |
| RR00128624 | Boutiette, Eric | 2017-01-31 |
| RR00136799 | Rose III, Robert R | 2017-10-17 |
| RR00138825 | Gerry Jr, Leon J | 2017-12-20 |
| RR00149958 | Ogden III, Warner | 2018-11-14 |
| RR00161337 | Gregory, Matthew J | 2019-09-28 |
| RR00168125 | Brown, Brandon T | 2020-04-30 |
| RR00186766 | Nelson, Vincent G | 2022-02-26 |
| RR00195373 | Warren, John B | 2022-08-30 |
| RR00200227 | Tremblay, Gregory M | 2022-12-07 |
