The Federal Communications Commission (FCC) has granted a total of 525 licenses and call signs in the category of Amateur license in Costa Mesa, 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 |
|---|---|---|
| WA6SON | ATHERTON, WARREN R | 2008-02-04 |
| WA6SUL | GONZALES, GARY | 2014-04-23 |
| WA6WZN | Heyn, Sandra M | 2014-02-25 |
| WA6WZO | Heyn, Fried | 2017-12-06 |
| WA6ZRP | Lersch, Boynton | 2007-03-21 |
| WB0INW | DONALDSON, LEE W | 2017-06-28 |
| WB6DAC | Cowan, Robert J | 2006-08-22 |
| WB6EVE | CULMER, KENNETH D | 2008-01-29 |
| WB6GEJ | RITSCHKE, RICHARD R | 2017-10-27 |
| WB6HRO | ORRICO III, EUGENE J | 2013-09-17 |
| WB6KHY | ROTONDO, PIETRO A | 2007-05-17 |
| WB6MFO | BOOHER, DENNIS R | 2014-05-14 |
| WB6MOW | ROVAN, JOSEPH W | 2006-02-10 |
| WB6NOA | WEST, GORDON V | 2016-10-14 |
| WB6O | ARRINGTON JR, BARTHOLOMER | 2014-02-12 |
| WB6SIO | POINDEXTER, LARRY E | 2018-07-24 |
| WB8DED | EHARA, GEORGE T | 2013-07-17 |
| WD6ASW | SMITH, BRIAN G | 2017-07-06 |
| WD6BSB | Warrington, Edward R | 2014-07-22 |
| WD6DGH | BRADFORD, DOUGLAS G | 2016-06-22 |
| WD6ESZ | Heryford, Richard E | 2012-05-31 |
| WD6FVI | BLUELL, CRAIG T | 2013-09-20 |
| WG6J | JONES, WAYNE R | 2014-10-24 |
| WS6D | SCHWORER, THOMAS L | 2016-01-08 |
| WV6G | COLLETT, MATTHEW J | 2016-03-07 |
