The Federal Communications Commission (FCC) has granted a total of 24 licenses and call signs in the category of Restricted Operator license in Potomac, 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 |
|---|---|---|
| RL00000589 | Wahlers, Gerhard H | 2002-05-22 |
| RL00004592 | Prakash, Chaitanya | 2009-01-13 |
| RR00031423 | Bender, Scott M | 2005-09-08 |
| RR00037158 | Razbani-Tehrani, Omid | 2006-05-11 |
| RR00048062 | Dreyfuss, Deborah | 2007-05-15 |
| RR00059313 | Pinckert, Thomas L | 2008-05-17 |
| RR00065638 | Prakash, Chaitanya | 2009-05-29 |
| RR00068730 | Martinez III, Rodolfo J | 2010-01-05 |
| RR00070376 | Michaels, Nicholas B | 2010-03-27 |
| RR00077217 | Varkis, George | 2011-03-17 |
| RR00095626 | Babers, Alonzo C | 2013-07-02 |
| RR00103133 | Cantilena, Louis R | 2014-05-23 |
| RR00120145 | Bono, Mark A | 2016-03-31 |
| RR00120325 | Rudman, Richard | 2016-04-06 |
| RR00123094 | Hobbins, Grey R | 2016-07-12 |
| RR00125847 | shirazi, foad t | 2016-10-18 |
| RR00153963 | Mitchum, Mark W | 2019-03-15 |
| RR00164738 | Strauss, William L | 2020-01-08 |
| RR00166641 | Pinko, Gilad | 2020-02-25 |
| RR00167618 | Larson, John Michael | 2020-03-24 |
| RR00171884 | Berman, Simon C | 2021-01-12 |
| RR00193280 | Simmons, Deron E | 2022-07-16 |
| RR00194546 | Shumgizaw, Tilahun H | 2022-08-12 |
| RR00205748 | Guerra, Glaucio O | 2023-03-29 |
