The Federal Communications Commission (FCC) has granted a total of 16 licenses and call signs in the category of Restricted Operator license in Upper Marlboro, 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 |
|---|---|---|
| RR00040090 | Firmani, Alfred | 2006-09-06 |
| RR00076654 | Novellino, Carlos J | 2011-02-24 |
| RR00095885 | Hankins, Gregory R | 2013-07-17 |
| RR00098007 | Reed, Erin | 2013-10-30 |
| RR00100040 | Sanzone, Joseph R | 2014-01-28 |
| RR00104204 | Igoe, Peter J | 2014-07-01 |
| RR00119232 | Jenkins, Jeffrey B | 2016-02-27 |
| RR00136924 | Zhang, Joshua J | 2017-10-21 |
| RR00142430 | Peacock, Zachary J | 2018-04-07 |
| RR00152887 | Friday, William A | 2019-02-20 |
| RR00154325 | Durkin, David A | 2019-03-26 |
| RR00154350 | Callahan, Justin W | 2019-03-26 |
| RR00154425 | Callahan, Mariko C | 2019-03-27 |
| RR00197347 | Tripp, Chad S | 2022-10-08 |
| RR00198584 | Furman, James | 2022-11-01 |
| RR00200924 | Wilkins, Marcus N | 2022-12-28 |
