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 |
|---|---|---|
| AA6TN | Neal, Terrance M | 2013-10-25 |
| AA6XX | TROBRIDGE, REX G | 2014-11-07 |
| AB6PI | Bees, William P | 2013-02-12 |
| AC6HI | REED, JOEL C | 2004-08-04 |
| AD6L | ENGELHARD, FREDERICK H | 2018-07-31 |
| AF6HE | CARTER III, CARL L | 2008-01-28 |
| AF6YG | Garcell, Vincent J | 2019-02-16 |
| AH0CS | MURAI, KAZUNORI | 2015-06-09 |
| AH0I | URIU, TAKEHIKO | 2020-04-27 |
| AI6ZV | THELEN, TERRENCE M | 2017-07-12 |
| AK6AO | Mendieta Gomez, Rocio D | 2023-03-22 |
| K6IBY | BURKE, JOSEPH F | 2003-10-28 |
| | ||
| K6PAY | Button, Milford C | 2004-08-31 |
| K6VJA | DAUGHERTY, ELVIN L | 2005-10-25 |
| K6XY | KISS, MICHAEL Z | 2017-03-06 |
| KA6CFN | STEWART, MICHAEL C | 2014-01-10 |
| KA6HFJ | BOURGEOIS, HARRY D | 2004-09-22 |
| KA6ICH | Bono, Richard Ph | 2004-08-02 |
| KA6IIT | MACMILLAN, BETTY M | 2004-06-09 |
| KA6IIX | HUNNELL, BRYAN A | 2015-08-11 |
| KA6KHL | BRADFORD, NORMA E | 2006-11-15 |
| KA6LQL | Schryer, Ronald R | 2005-01-18 |
| KA6MOG | MADIGAN, MARIA G | 2005-03-31 |
| KA6MTW | LINDEMAN, CHRISTIAN H | 2007-10-09 |
| KA6NII | GIBSON, GERALD E | 2005-04-05 |
| KA6NMO | ARMSTRONG, JUDITH A | 2007-03-19 |
| KA6PUV | BROCKWAY, FRANK S | 2012-07-30 |
| KA6PUW | SATO, MARK T | 2016-08-23 |
| KA6RWK | EGGERS, RON | 2018-01-09 |
| KA6TJP | ATHERTON, HATTIE SUE | 2007-06-18 |
| KA6TWL | Ortiz, Raul V | 2007-01-31 |
| KB5WOX | PROMARUG, QUINN | 2012-12-29 |
| KB6EBS | TWIST, GERALD A | 2008-06-19 |
| KB6GNU | BEQUETTE, JESSE N | 2014-10-29 |
| KB6GOR | HULL, JEROME L | 2019-05-13 |
| KB6GPD | SHOORE, JOSEPH D | 2014-10-30 |
| KB6GPM | RUSSO, BRAD S | 2014-05-23 |
| KB6HSW | CONK, BLAINE R | 2014-11-26 |
| KB6KHJ | RUSSO, KATHERYNE E | 2006-08-22 |
| KB6MDQ | MC VICKER, LEE A | 2016-01-12 |
| KB6MOH | FAJARDO, LEMPIRA G | 2022-07-06 |
| KB6OHF | FISCHER, ALFRED L | 2006-12-11 |
| KB6OKN | BRTIS, MATTHEW S | 2019-08-21 |
| KB6ONO | SORENSON, ROBERT A | 2019-10-16 |
| KB6OZN | BELD, MARTHA C | 2006-11-07 |
| KB6PAS | OHARA, YASUHIRO | 2018-12-04 |
| KB6PAT | JUSKA II, LEONARD A | 2016-07-19 |
| KB6RXM | LACHMAN, CARL W | 2017-06-08 |
| KB6RYT | KAYLOR, JACK N | 2010-12-15 |
| KB6SJO | BLUMER, DICK L | 2017-03-20 |
| KB6ZED | GIELOW, JUDITH M | 2019-02-05 |
| KB6ZEO | GIELOW, THOMAS A | 2008-09-23 |
| KC6CBO | KERR, GLENN R | 2004-09-08 |
| KC6FHP | LEW, ROGER | 2020-04-14 |
| KC6FWJ | LEW, HUONG L | 2020-04-14 |
| KC6KOR | NORMAN, HARRY L | 2020-09-10 |
| KC6LBZ | ARMSTRONG, JOHN A | 2020-06-01 |
| KC6LNJ | JOHNSON, PAUL A | 2021-09-14 |
| KC6MVA | WILLEMS, STEVEN D | 2020-10-16 |
| KC6NUD | RADER, JAMES E | 2020-10-09 |
| KC6RMA | STEWART, MARK H | 2012-10-31 |
| KC6SZK | LEVANAS, LISA M | 2021-03-11 |
| KC6TLG | CASWELL, PATRICK Y | 2021-03-11 |
| KC6TQT | PETERSON, TOM C | 2011-09-28 |
| KC6UVH | RYAN, CRAIG O | 2023-03-08 |
| KC6YMZ | WAYLAND, WILLIAM C | 2011-05-03 |
| KC6YNF | GANNON, ROBERT C | 2021-08-10 |
| KC6YNG | GRAMS, BYRON H | 2022-02-01 |
| KC7GQM | MARBLE, JACOB G | 2014-11-04 |
| KD6AYP | FAJARDO, GALEL | 2021-09-14 |
| KD6CDU | SOLOMONIAN, ARAM H | 2011-07-27 |
| KD6GHU | HUBBARD, RAYMOND E | 2022-03-15 |
| KD6HYO | WOOD, JOYCE D | 2012-03-06 |
| KD6IEB | SCHUDA, STANLEY W | 2012-02-22 |
| KD6IIZ | MALLETT, MARK A | 2012-01-23 |
| KD6MVN | ESKRIDGE, MARK J | 2022-08-30 |
| KD6NKZ | SJUTS, ERICH J | 2012-07-12 |
| KD6NLA | TAKANO, IKUKO S | 2012-09-05 |
| KD6UKO | FRENCH, MARITZA R | 2013-02-04 |
| KD6UKV | FRENCH, STEPHEN A | 2013-02-04 |
| KD6VHE | JACOBS, CAROLYN A | 2013-06-06 |
| KD6VQW | CAMPBELL, DON G | 2004-04-14 |
| KD6ZWK | MC CUNE, PAUL R | 2013-05-31 |
| KD6ZWP | BROWN, TODD A | 2013-11-13 |
| KD7NNK | Bees, Emily S | 2011-09-16 |
| KE6ANU | CECCARINI, TOM | 2013-06-06 |
| KE6ASU | SCHULD, BLAIR R | 2013-09-18 |
| KE6AVX | WITT, RICHARD R | 2013-07-23 |
| KE6CBK | CHAPPEE, EMILY C | 2013-08-15 |
| KE6CGR | CARROLL, MICHAEL M | 2013-12-13 |
| KE6DAN | LANDERS, GREGORY J | 2013-12-27 |
| KE6DUR | BARNES JR, JOHN H | 2003-09-25 |
| KE6DUS | BARNES, JOANNE D | 2003-09-25 |
| KE6EYX | ROBERTS, JOHN M | 2014-03-11 |
| KE6GII | MC CORMICK, PATRICK O | 2005-07-19 |
| KE6IYM | CARROLL, BOBBI J | 2004-07-08 |
| KE6KTL | MONGE, MATTHEW D | 2004-04-23 |
| KE6LKQ | DRESSLER, JONATHAN R | 2004-07-16 |
| KE6LKS | CLOSSON, JACK R | 2014-06-17 |
| KE6LKT | CLOSSON II, GLENN R | 2004-06-09 |
