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 |
|---|---|---|
| KN6AVA | ROATCH, SUSAN N | 2019-03-27 |
| KN6AVW | WINDSOR, STEVE | 2019-03-28 |
| KN6BNF | Pop, Cornel | 2019-04-30 |
| KN6BNG | Wittman, Gary R | 2019-04-30 |
| KN6CMA | Haw, Robbie J | 2019-06-10 |
| KN6CQJ | Noto, Thomas J | 2019-06-19 |
| KN6DFS | Alrashed, Rayed A | 2019-07-22 |
| KN6DLU | Alrashed, Abdullah R | 2019-07-29 |
| KN6GNL | NOMURA, CRAIG B | 2019-12-26 |
| KN6GPF | Nielsen, Joseph A | 2019-12-30 |
| KN6IHZ | Roth, Ryan D | 2020-03-10 |
| KN6INN | QUSHAIR JR, JOHN Y | 2020-03-24 |
| | ||
| KN6IRA | Parra, Eric | 2020-04-24 |
| KN6JBJ | Natzke, Brooke I | 2020-06-01 |
| KN6JKO | LES, JASON | 2020-06-23 |
| KN6KWQ | Kato, Takashi | 2020-09-18 |
| KN6LVE | De Leon, Juan A | 2020-10-30 |
| KN6MUE | Mayhugh, Carl | 2021-01-05 |
| KN6MYV | BERG, GEORGE C | 2021-01-20 |
| KN6MYZ | Nguyen, Han H | 2021-01-20 |
| KN6NAI | Flores, Omar | 2021-01-25 |
| KN6NBC | Wendel-keliinoi, Howard | 2021-01-25 |
| KN6OVL | Adams, Craig M | 2021-05-11 |
| KN6OVS | WIEGANDT, THOMAS W | 2021-05-11 |
| KN6OVT | WOLFF, NANCY L | 2021-05-11 |
| KN6OVW | MARCHBANK, HARLEY | 2021-05-11 |
| KN6OVX | BROWN, KELLIE M | 2021-05-11 |
| KN6OWG | THOMPSON, DEBORAH P | 2021-05-14 |
| KN6OXF | Arteaga, Silvia A | 2021-05-17 |
| KN6PBA | Yin-Adams, Shuping | 2021-05-26 |
| KN6PQH | Kahala, Jer | 2021-07-19 |
| KN6QDV | Haddock, Donald H | 2021-08-23 |
| KN6SUZ | CLARK, MALACHI D | 2022-02-15 |
| KN6SVV | Kroeger, Andrew A | 2022-02-22 |
| KN6SYX | MESAC | 2022-02-25 |
| KN6TMP | CLARK, ESCHER D | 2022-03-28 |
| KN6UFN | Alexander, Corbin A | 2022-05-18 |
| KN6UKJ | Rodman, Joyce K | 2022-05-26 |
| KN6VAA | dunkeld, bryan C | 2022-07-07 |
| KN6VBV | HERTEL, ANTHONY L | 2022-07-12 |
| KN6VCZ | Donahue, John M | 2022-07-16 |
| KN6VIO | HORLICK, ROBERT C | 2022-08-02 |
| KN6ZAQ | Barford, Stephen | 2023-03-22 |
| KN6ZMH | Byun, David | 2023-04-25 |
| KQ6NF | MORITZ MR, LEE G | 2016-04-19 |
| N0KXN | DIMENT, PHILLIP L | 2009-01-02 |
| N6AHF | CLURE, RALPH E | 2005-04-20 |
| N6AOH | COOK, GARTH E | 2014-01-14 |
| N6BZL | ROBERTSON, ALASTAIR | 2014-06-24 |
| N6CIH | ADAMS, DAVID L | 2004-07-21 |
| N6CIO | MC CARTHY, LORAINE E | 2010-05-24 |
| N6CKD | MARKERT, THOMAS C | 2015-10-31 |
| N6EFJ | HOULE, PAUL S | 2015-05-27 |
| N6ELD | Mikami, Donald B | 2016-11-29 |
| N6FNS | REED, DWIGHT W | 2019-04-15 |
| N6GLF | WEST, MARGARET E | 2020-02-22 |
| N6GQS | CARSON, TOM | 2016-11-08 |
| N6HCI | OKUN, CRAIG S | 2006-12-21 |
| N6HVA | HUEY, STEVEN C | 2020-07-01 |
| N6HVW | MC ILROY, MIKE | 2018-06-01 |
| N6JCQ | JEFFRIES II, DALE M | 2018-03-31 |
| N6JF | FORD, JAMES H | 2013-11-01 |
| N6JID | CAMPBELL, ROBERT A | 2018-11-29 |
| N6JKM | HOLMAN, ROBERT L | 2019-01-30 |
| N6KFC | Heyn, Margret C | 2014-04-16 |
| N6KMI | Cooper, John P | 2004-07-24 |
| N6KRZ | COLLETT, JOHN M | 2008-02-29 |
| N6LV | HENDERSON, JAMES A | 2019-04-05 |
| N6NFU | MURPHY, ROBERT H | 2007-04-25 |
| N6NKN | ZOLLA, RICHARD J | 2009-01-12 |
| N6OWW | WRIGHT, ROBERT I | 2016-11-29 |
| N6QJG | MONTANO, ELMER D | 2007-03-26 |
| N6QQW | GONZALES, KATHLEEN E | 2017-11-07 |
| N6SWT | Rittenhouse, John D | 2017-10-24 |
| N6TVZ | WALKER, TOM V | 2022-05-03 |
| N6UMD | IWAMOTO, WAYNE S | 2019-04-23 |
| N6VFO | GLENN, CLAY | 2019-07-02 |
| N6VVO | Hunt, R | 2009-05-26 |
| N6WJZ | THOMPSON, GEORGE A | 2011-09-09 |
| N6XAH | WOLFF, JAMES S | 2019-10-24 |
| N6XKX | HECKROTTE, ROBERT P | 2010-05-11 |
| N6XRR | BURRIS, GRANT | 2010-06-29 |
| N6XRS | BURRIS, NANCI L | 2010-03-08 |
| N6YQT | BURRIS, JASON G | 2010-03-24 |
| N7OYT | KOKEN, TERRELL E | 2017-06-14 |
| N9FZS | Young, Scott L | 2006-03-18 |
| NY6R | PIROUMIAN, FREDERIC L | 2013-12-05 |
| W6FIK | KEARNS, WILLIAM J | 2009-04-22 |
| W6IJS | SMITH, ROBERT L | 2017-03-09 |
| W6LBT | BAUER, EDWARD M | 2017-03-13 |
| W6MKX | Carpenter, Frank C | 2005-03-11 |
| W6RKY | CLARK, CHARLES E | 2014-01-03 |
| W6WGX | ORGOLINI, DANTE F | 2019-03-21 |
| W6XD | GODDARD, ARTHUR E | 2017-09-06 |
| WA6CEL | POTTER, ROBERT J | 2014-07-16 |
| WA6CYY | ALLERDICE, RONALD L | 2017-12-30 |
| WA6EML | PITZEL, JEROME E | 2014-09-24 |
| WA6JIM | HARRINGTON, ROBERT A | 2005-09-07 |
| WA6LLU | SCOTT SR, WILLIAM J | 2004-06-09 |
| WA6MNK | LASH, WILLIAM | 2009-10-02 |
