The Federal Communications Commission (FCC) has granted a total of 21 licenses and call signs in the category of Restricted Operator license in Discovery Bay, 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 |
|---|---|---|
| RR00000319 | SIMI, BONNY W | 2001-06-02 |
| RR00002513 | KRAFT, DAVID J | 2001-08-23 |
| RR00008276 | WILLIAMS, WILLIAM R | 2002-09-18 |
| RR00020266 | Parker, David R | 2004-06-17 |
| RR00025276 | Erickson, Louis t | 2005-01-20 |
| RR00042113 | Anderson, Mark W | 2006-11-03 |
| RR00042969 | Anderson, Cheryl A | 2006-12-08 |
| RR00056484 | Thomas, Lowell J | 2008-02-07 |
| RR00058987 | Thompson, Gary R | 2008-05-06 |
| RR00064494 | Roloff, Brian A | 2009-03-12 |
| RR00089951 | Adams, James E | 2012-10-19 |
| RR00089952 | Adams, Betty W | 2012-10-19 |
| RR00092433 | Mitchell, Scott L | 2013-01-31 |
| RR00100966 | Austin, Lance J | 2014-03-04 |
| RR00132883 | Lacey, Michael R | 2017-06-13 |
| RR00147866 | Fisher, Kirk S | 2018-09-13 |
| RR00166829 | Fisher, Kyle D | 2020-02-28 |
| RR00179415 | Kaplan, Stephan A | 2021-08-26 |
| RR00188518 | Day, Randy L | 2022-04-07 |
| RR00205312 | Michaels, Kevin | 2023-03-21 |
| RR00206851 | Melendez, Dalton A | 2023-04-21 |
