The Federal Communications Commission (FCC) has granted a total of 32 licenses and call signs in the category of Restricted Operator license in Martinez, California. 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 |
|---|---|---|
| RR00009003 | Ho Mr., Paul | 2002-10-29 |
| RR00023790 | Barnett, James H | 2004-11-06 |
| RR00027072 | DJEGAL, ALEXANDER J R | 2005-03-30 |
| RR00028322 | Wynn, Thomas B | 2005-05-17 |
| RR00030306 | Steward, Alan B | 2005-07-23 |
| RR00031982 | Knebel, Jess A | 2005-10-04 |
| RR00033703 | Woods, Paul C | 2006-01-04 |
| RR00039810 | Shepard, DavidM M | 2006-08-29 |
| RR00045537 | Friedman, David B | 2007-03-06 |
| RR00050470 | Dyke, David | 2007-07-26 |
| RR00050835 | McCarthy, Michael E | 2007-08-03 |
| RR00062658 | Gomez, Kyle B | 2008-11-13 |
| RR00068841 | Karandonis, John M | 2010-01-09 |
| RR00074066 | Boettcher, Kent N | 2010-10-13 |
| RR00074792 | Landsborough, William | 2010-11-23 |
| RR00077687 | D'Amato, Maria | 2011-04-01 |
| RR00092661 | Padilla, Kathryn L | 2013-02-12 |
| RR00095387 | Knoll, Adam D | 2013-06-19 |
| RR00097218 | Wilcox, Steven R | 2013-09-17 |
| RR00108965 | Young, Mark D | 2015-01-21 |
| RR00119754 | Waters, Kenneth A | 2016-03-16 |
| RR00138146 | GUINTO-HONRA, DONA R | 2017-12-02 |
| RR00142025 | Buckner, Jesse W | 2018-03-27 |
| RR00160498 | Simon, Aaron M | 2019-09-05 |
| RR00167809 | Kearney, Gregory M | 2020-04-04 |
| RR00170797 | Baillie, Ryan B | 2020-10-31 |
| RR00174959 | Armijo, Joel C | 2021-05-01 |
| RR00179420 | Cooper, Kyle R | 2021-08-26 |
| RR00179490 | Teach, Jonathon L | 2021-08-28 |
| RR00179639 | Stretch, David G | 2021-09-01 |
| RR00191076 | Gatpandan, Grace Michele V | 2022-06-01 |
| RR00204047 | Runyon, Zachary W | 2023-02-25 |
