The Federal Communications Commission (FCC) has granted a total of 82 licenses and call signs in the category of Amateur license in Rancho Santa Margari, 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 |
|---|---|---|
| AF6EZ | Ueda, Hirohisa | 2017-07-25 |
| KD6NJP | Westfall, William W | 2012-06-20 |
| KD6VPO | Davis, Todd A | 2014-07-10 |
| KD6YKU | PIFER, NICK B | 2015-12-02 |
| KE6BIN | DE SILVA, MARYSE D | 2015-08-13 |
| KE6IYG | JOHNSON, TIMOTHY A | 2015-01-17 |
| KE6KZW | HINKLEY, SCOTT R | 2014-07-25 |
| KE6MCS | STUART, SPENCER F | 2004-08-31 |
| KE6WZF | WAHLQUIST, MICHELLE L | 2015-08-25 |
| KG6FYC | Hull, Todd J | 2011-08-30 |
| KG6TUO | Sawyer, Jeffrey A | 2014-02-06 |
| KG6VQE | Hvinden, Eric F | 2014-04-19 |
| | ||
| KI6LYY | Vique, Leandro | 2018-11-21 |
| KI6OIU | DIXON, WAYNE J | 2018-11-20 |
| KJ6BUO | Phemister, Scott L | 2009-08-25 |
| KJ6GXU | Darling, Terri L | 2021-07-08 |
| KJ6IRT | Wiktorowicz, Daniel B | 2010-06-08 |
| KJ6LQV | Johnson, Keith E | 2010-12-03 |
| KJ6LR | MITCHELL, DONALD B | 2015-08-18 |
| KJ6OZB | Hassell, Christian P | 2011-05-23 |
| KJ6RPQ | Lesnick, Michael E | 2021-07-08 |
| KJ6RPZ | Tillman, James A | 2011-10-06 |
| KJ6RSD | Riosa Jr, Sotero R | 2011-10-06 |
| KJ6RZL | MacLean, John J | 2011-10-14 |
| KJ6RZN | Quanstrom, David A | 2011-10-14 |
| KJ6SAB | Johnson, Marc S | 2022-04-07 |
| KJ6SAC | Johnson, Shaylyn | 2022-04-07 |
| KJ6WVR | Clyne, Dannee L | 2012-05-24 |
| KJ6WVW | Gold, Steven H | 2012-05-24 |
| KJ6YOF | Beck, Kaitlin B | 2012-06-29 |
| KJ6YOK | Ricci, Derek O | 2022-06-03 |
| KK6BQL | Leslie II, James C | 2013-01-17 |
| KK6DVG | Height, Peter R | 2013-04-26 |
| KK6DVH | Leshinsky, Jeanne M | 2013-04-26 |
| KK6FGV | Gray, Matthew C | 2013-07-01 |
| KK6KUE | Santos, Rosario | 2014-03-27 |
| KK6KUF | Santos, Carlos R | 2014-03-27 |
| KK6MTM | Harper, Michelle L | 2014-05-29 |
| KK6MTP | Beck, Michelle A | 2014-05-29 |
| KK6NYE | Schroeder, Dean | 2014-07-09 |
| KK6NYT | Forrest, Bart W | 2014-07-09 |
| KK6QCF | Columbres, Matthew A | 2014-11-13 |
| KK6SJQ | Bennett, John C | 2015-03-06 |
| KK6UMS | Jensen, Daryl | 2015-06-01 |
| KK6WFF | Lee Jr, Jon D | 2015-09-01 |
| KM6AJG | Larson, Jeff T | 2016-02-10 |
| KM6ATL | Boyan, Patrick S | 2016-02-26 |
| KM6DCE | Dorius, Julia | 2016-05-27 |
| KM6FAT | Morita, Jeffrey L | 2016-09-02 |
| KM6HCA | Raco, Patrick A | 2016-12-07 |
| KM6HKN | Ferguson, Andrew J | 2017-01-05 |
| KM6IRJ | Brown, Tony | 2017-03-01 |
| KM6MQF | Schweiker III, Richard | 2017-09-13 |
| KM6MQG | Smith, Glen D | 2017-09-13 |
| KM6MXB | Andrews, John B | 2017-09-29 |
| KM6MXT | Travis, Jill | 2017-09-29 |
| KM6NTK | Garcia, Bernadette Y | 2017-10-31 |
| KM6NUV | Jones, Todd C | 2017-11-03 |
| KM6OXE | Farnsworth, Nathaniel G | 2017-12-05 |
| KM6PZB | Timothy, Haley S | 2018-02-02 |
| KM6PZE | St George, Raymond F | 2018-02-02 |
| KM6TPN | Quigley, Kevin J | 2018-06-01 |
| KM6TUJ | Carlson, Matthew S | 2018-06-05 |
| KM6TUK | Carlson, Randy S | 2018-06-05 |
| KM6ULJ | McKeegan, Andrew | 2018-07-05 |
| KM6VGR | Riosa, Socorro | 2018-08-20 |
| KM6WMA | Kim, Jay | 2018-10-23 |
| KM6ZHL | Bennett III, Martin A | 2019-01-31 |
| KN6ASR | Carrico Jr., Deon M | 2019-03-21 |
| KN6CMD | Binder, Michael D | 2019-06-10 |
| KN6CVC | Natoniewski, John | 2019-06-27 |
| KN6EBD | Trisler, Cory R | 2019-08-30 |
| KN6FNS | Colver, Michael N | 2019-11-08 |
| KN6HXE | Mulligan, Steven J | 2020-02-28 |
| KN6IFA | Tran, Ryan H | 2020-03-06 |
| KN6IHJ | Stanley Jr, Glen | 2020-03-09 |
| KN6ITT | Vique, Jacob A | 2020-05-11 |
| KN6OIB | Lui, Kenneth L | 2021-04-12 |
| KN6PLR | Garcia, Hilda | 2021-07-01 |
| KN6UJX | Consiglio, Kyle A | 2022-05-25 |
| KN6WGS | Riosa, Terence Beau M | 2022-10-25 |
| WB6VJC | HOULIHAN, GERY C | 2008-02-05 |
