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 |
|---|---|---|
| KJ6GNP | VILLEGAS, MONICA | 2010-03-25 |
| KJ6GXQ | Field, Mark R | 2020-03-18 |
| KJ6IHO | MAYORGA, SERGIO | 2021-02-02 |
| KJ6IHW | ROWE, JON B | 2020-04-01 |
| KJ6JKW | Paplham, Christopher M | 2020-06-23 |
| KJ6JNI | McGinty, Sean P | 2020-06-17 |
| KJ6KBM | STRONG, TINA G | 2020-06-16 |
| KJ6KRI | MONTANO, LOUIE E | 2010-10-07 |
| KJ6LRO | Haladjian, Ohanes H | 2010-12-07 |
| KJ6MWH | HARMER, JONATHAN C | 2011-02-24 |
| KJ6MWT | WALKER, CASEY S | 2011-02-24 |
| KJ6NHH | AGUILAR, MIGUEL A | 2011-03-17 |
| | ||
| KJ6PLF | Colonelli, Aaron J | 2011-06-07 |
| KJ6QOC | FUQUA, TERRI B | 2011-08-16 |
| KJ6RTM | CAMPBELL, JONATHAN M | 2011-10-06 |
| KJ6SZS | Wright, William A | 2011-12-08 |
| KJ6TER | LEVY, DAVID A | 2011-12-16 |
| KJ6UIR | BRADLEY, DARREN S | 2012-02-21 |
| KJ6UJR | MICHAEL, STEVEN J | 2012-02-21 |
| KJ6UJY | ROMO, EDGAR A | 2012-02-21 |
| KJ6VKF | POPP, DENNIS J | 2022-02-10 |
| KJ6VQY | Sisco, Michael P | 2012-04-13 |
| KJ6VYX | Hendricks, Bradford N | 2012-04-27 |
| KJ7UE | ZIELINSKIE, DAVID A | 2013-06-05 |
| KK6ANT | Russell, James R | 2012-11-01 |
| KK6ANW | Mahone, Della | 2012-11-01 |
| KK6BUA | Crouse, Jeffrey D | 2013-01-25 |
| KK6CDM | Castine, Vanessa A | 2013-02-05 |
| KK6CP | SCHIMM, JOHN F | 2015-02-18 |
| KK6EDO | Baxter, Matthew W | 2013-05-03 |
| KK6EOP | Hicks, Jack G | 2013-05-21 |
| KK6FGP | COURTER, LAWRENCE L | 2013-06-28 |
| KK6GLQ | MANAHAN, KEITH M | 2013-09-05 |
| KK6GVI | Hellmich, Brett S | 2013-10-17 |
| KK6GVN | Marble, Brady J | 2013-10-17 |
| KK6IXF | McLean, Brenda I | 2014-01-22 |
| KK6IYM | Johnson, Norman E | 2014-01-23 |
| KK6KHG | Calkin, Clinton C | 2014-03-07 |
| KK6MGS | Tegel, Pier A | 2014-05-13 |
| KK6NKF | McEligot, Anne J | 2014-06-18 |
| KK6ORP | Nelson, Chad A | 2014-08-26 |
| KK6SYT | Nam, Chiwook | 2015-03-27 |
| KK6TB | TUCKER, JERRY W | 2020-09-28 |
| KK6UMX | Eckstein, Keith A | 2015-06-01 |
| KK6VTW | Mcclellan, Kyle S | 2015-08-07 |
| KK6WEY | Crawford, Darrell W | 2015-09-01 |
| KK6WFJ | Shimkus, Terrance E | 2015-09-01 |
| KK6WGY | Collins, Edward | 2015-09-10 |
| KK6WXR | ARA, MARY K | 2015-10-09 |
| KK6WXS | ARNOLD, NATHAN R | 2015-10-09 |
| KK6WXT | BRADLEY, BOBBIE L | 2015-10-09 |
| KK6WXU | BRANDT, BARBARA J | 2015-10-09 |
| KK6WXV | BROWN, STAN C | 2015-10-09 |
| KK6WXY | GONZALES, SUSAN A | 2015-10-09 |
| KK6WXZ | HERBERT, KENNETH A | 2015-10-09 |
| KK6WYA | JOHNSON, STEVEN A | 2015-10-09 |
| KK6WYD | OTT, RAYMOND L | 2015-10-09 |
| KK6WYF | SLATER, LINDA | 2015-10-09 |
| KK6WYG | YARRA JR, PANCHO O | 2015-10-09 |
| KK6ZTF | Amateur International Radio System | 2016-01-11 |
| KM6AIA | Hill, Richard G | 2016-02-09 |
| KM6ALS | COWELL, JAMES A | 2016-02-18 |
| KM6ANM | MACKENZIE, LAURA A | 2016-02-18 |
| KM6ANN | MACKENZIE, MARCUS | 2016-02-18 |
| KM6ANV | HATHAWAY, PIERRE R | 2016-02-18 |
| KM6ATM | Guenther, Hans | 2016-02-26 |
| KM6AYS | Kowalski, Fernando A | 2016-03-09 |
| KM6CAT | MORRIS, ROBERT | 2016-04-20 |
| KM6CJB | Lloyd, John J | 2016-05-03 |
| KM6CJF | Gaynor, Susan E | 2016-05-03 |
| KM6CTG | Adnaniforghani II, Seyed T | 2016-05-16 |
| KM6DCD | Hubbard, Heather K | 2016-05-27 |
| KM6DDC | Hubbard, Jacob R | 2016-05-27 |
| KM6DNM | DAWKINS, DAN P | 2016-06-20 |
| KM6DRI | Hawley, Kyle C | 2016-06-28 |
| KM6HHW | Bozarth, Kenneth R | 2016-12-23 |
| KM6HMO | Torre, Mark F | 2017-01-10 |
| KM6HSM | Taylor, Michelle F | 2017-01-25 |
| KM6IZ | LEVANAS, GREG C | 2021-07-27 |
| KM6IZS | MARZ, NICHOLAS A | 2017-03-09 |
| KM6LNZ | THELEN, TERRENCE M | 2017-07-12 |
| KM6MDE | Slobodnik, Jamie | 2017-08-08 |
| KM6MHX | Johnson, Joshua C | 2017-08-23 |
| KM6NZA | Hoang, Toan | 2017-11-07 |
| KM6OPK | Pathak, Deepak | 2017-11-24 |
| KM6OPL | Al Riyami, Khalid | 2017-11-24 |
| KM6OPM | Navaneethakrishnan, Arulkumar | 2017-11-24 |
| KM6OPN | Musaliar, Sangeeth | 2017-11-24 |
| KM6OPO | Surendran, Prince N | 2017-11-24 |
| KM6ROU | Tengdin, Mary L | 2018-03-21 |
| KM6SQF | Quimbo, Eric A | 2018-05-03 |
| KM6SVV | RODMAN, JOSEPH M | 2018-05-09 |
| KM6TEU | Stiles, Michael J | 2018-05-22 |
| KM6TWU | Genest, Gildas | 2018-06-12 |
| KM6UJD | FISHER, EDWARD A | 2018-07-02 |
| KM6ULA | Niederhauser Jr., Robert E | 2018-07-03 |
| KM6ULS | PLACE, LELAND T | 2018-07-06 |
| KM6VCW | Anderson, Gary E | 2018-08-08 |
| KM6VPE | Pop, Arthur E | 2018-09-11 |
| KM6YY | LEIMAN, NEAL M | 2022-06-16 |
