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 |
|---|---|---|
| KG6VZW | SMITH, BRENDA K | 2004-08-12 |
| KG6WBN | HILL, DIANE L | 2014-05-28 |
| KG6WBO | HILL, PAUL L | 2004-08-12 |
| KG6WDH | RAY, BILLY J | 2014-06-20 |
| KG6WMM | Mc KEEVER, LINDA K | 2004-10-06 |
| KG6WMN | Mc KEEVER, WILLIAM W | 2004-10-06 |
| KG6YAZ | LUND, RICHARD S | 2005-01-03 |
| KG6YVU | MESAC | 2005-03-25 |
| KH2H | ENDO, KOJI | 2017-05-11 |
| KH2OJ | CHANG, HEEKYUNG | 2015-06-18 |
| KH6JNK | NAKANO, PAMELA S | 2019-07-17 |
| KI6AFL | DAY, CHERYL | 2015-08-19 |
| | ||
| KI6AFM | DETRO, DAVID G | 2005-08-04 |
| KI6AFN | DIMEL, ROBERT H | 2015-07-14 |
| KI6AFO | HARVEY, THOMAS J | 2005-08-04 |
| KI6AFP | HENDRICKS, BARBARA J | 2005-08-04 |
| KI6AFV | LAWRENCE, ROBERT F | 2005-08-04 |
| KI6AFW | LAWRENCE, WESLEY R | 2005-08-04 |
| KI6AFX | LEW, SAMUEL J | 2015-08-04 |
| KI6AGE | MULLIKIN, NORMAN B | 2005-08-04 |
| KI6AGG | PAUL, THERESE A | 2016-04-15 |
| KI6AGK | SCHWANDT Dr., RAYMOND L | 2016-06-28 |
| KI6AGL | SCOTT JR, WILLIAM J | 2005-08-04 |
| KI6AGO | STARN, TIMOTHY L | 2005-08-04 |
| KI6ALW | Kondis, John P | 2005-08-24 |
| KI6ATP | Johnson, Christopher J | 2015-07-14 |
| KI6AUJ | Kondis, Ikuko N | 2005-09-29 |
| KI6AUU | DOLAN, JUDITH M | 2005-09-30 |
| KI6AVS | WARRUM, NOBLE | 2015-07-14 |
| KI6BAD | DEAVER, KERRY A | 2015-08-18 |
| KI6DDB | Parkes, Thomas B | 2016-03-02 |
| KI6EXD | BRENNEAN, CINDY V | 2016-06-30 |
| KI6EXG | DA SILVA, HENRY | 2016-05-18 |
| KI6EXQ | KISLER, DAVID C | 2016-06-15 |
| KI6EYG | SCHWANDT, KAREN J | 2006-07-27 |
| KI6EYT | TOBIAS, PATERIK | 2016-06-17 |
| KI6EZD | Simpkins, Lynn D | 2016-05-17 |
| KI6FTH | THOMPSON, LEONARD N | 2006-10-05 |
| KI6FZW | GRUBBS, RICHARD L | 2006-10-19 |
| KI6FZY | SIMICIT, PATRICK J | 2006-10-19 |
| KI6GAB | DALEBOUT, DENNIS R | 2006-10-19 |
| KI6GAF | CHRISTIANSEN, WILLIAM L | 2017-10-24 |
| KI6GAK | CLARK, RICHARD K | 2006-10-19 |
| KI6GAL | SHELDON, SCOTT W | 2006-10-19 |
| KI6GAP | BREHANY, DOROTHY E | 2006-10-19 |
| KI6GAT | GOMEZ, VICTORIA R | 2006-10-19 |
| KI6GAZ | GOMEZ, ROBERTO | 2006-10-19 |
| KI6GBD | RASMUSSEN, STEVEN D | 2006-10-19 |
| KI6GBE | BARTETT, WYNTER S | 2006-10-19 |
| KI6GBG | FASBINDER, LORI E | 2016-10-18 |
| KI6GBI | FASBINDER, JOSEPH M | 2016-09-02 |
| KI6GBL | SHELDON, PATRICK J | 2006-10-19 |
| KI6GBO | DeTOMASO, GAIL M | 2006-10-19 |
| KI6GBU | WINDSCHITL, JAMES A | 2006-10-19 |
| KI6HNG | KEELING, LYNN C | 2007-01-25 |
| KI6HNH | STEEVES, RALPH H | 2007-01-25 |
| KI6IXO | CHESTER, DEE | 2017-03-06 |
| KI6IYB | THOMPSON, DEBORAH P | 2007-04-04 |
| KI6LSE | Hill, Christopher J | 2007-09-13 |
| KI6LWD | Parks, Christopher P | 2019-08-06 |
| KI6MRQ | FARTHING, KIMBERLY S | 2017-08-03 |
| KI6OBJ | Kinkade, David R | 2017-10-31 |
| KI6OCU | Dempsey, Karla B | 2018-01-25 |
| KI6OCV | Dempsey, Jason S | 2018-01-25 |
| KI6PXJ | Letourneau Jr, Gerard N | 2018-12-27 |
| KI6PXL | Johnson, Thomas R | 2018-02-13 |
| KI6QMK | Sumter, Steven W | 2018-03-20 |
| KI6RBN | ASHTON, RUTH A | 2018-05-30 |
| KI6RBX | EIMERS, MATTHEW P | 2018-04-28 |
| KI6RCB | FUGUET, JORGE C | 2008-06-04 |
| KI6RCR | MURRAY, JAMES | 2018-05-15 |
| KI6SV | LESH, JOHN M | 2006-10-31 |
| KI6SXH | Ellis, Cindy L | 2008-08-29 |
| KI6TNA | ANDERSON, PHILIP R | 2008-10-08 |
| KI6TNC | BEACH, DANIEL E | 2018-09-14 |
| KI6TNJ | LUSH, CHARLES W | 2018-07-25 |
| KI6VCE | Judge, Jamison | 2019-08-22 |
| KI6VVI | SPERLING, DAVID B | 2019-01-30 |
| KI6WJZ | LITTON, DENNIS C | 2019-03-26 |
| KI6WRW | JACOBS, MYRON G | 2009-03-13 |
| KI6ZBY | CONNER, NICHOLAS | 2019-04-23 |
| KI6ZBZ | CONNER, RANDY L | 2019-04-23 |
| KI6ZCA | GALASSO, MICHAEL J | 2019-04-04 |
| KI6ZCH | O'LEARY, BRIAN D | 2009-05-05 |
| KI6ZCJ | PITTMAN, LA VERL J | 2009-05-05 |
| KI6ZCK | PITTMAN, NICOLI A | 2009-05-05 |
| KI6ZCL | POWELL, PETER E | 2009-05-05 |
| KI6ZCM | STREIFF, DAVID C | 2019-10-01 |
| KI6ZCN | STRINGHAM, RICHARD | 2009-05-05 |
| KI6ZHT | Jones Jr, Wayne R | 2019-03-12 |
| KJ6CPI | POYYAK, PATRICIA S | 2009-10-07 |
| KJ6DYL | Siemsen, Nicholas J | 2019-12-31 |
| KJ6FGB | COWAN, KENNETH A | 2020-01-24 |
| KJ6FGG | GARRETT, DOROTHY J | 2019-12-13 |
| KJ6FGH | GARRETT, MATTHEW J | 2020-01-13 |
| KJ6FGI | HARVEY, GRAHAM J | 2010-02-16 |
| KJ6FGN | KARJALA, CHRISTOPHER D | 2020-02-11 |
| KJ6FGX | REESE, TIMOTHY M | 2019-12-13 |
| KJ6GNK | SANTAMARIA, MARTIN M | 2010-03-25 |
| KJ6GNM | SMITH, RICHARD C | 2010-03-25 |
