The Federal Communications Commission (FCC) has granted a total of 85 licenses and call signs in the category of Amateur license in Castaic, 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 |
|---|---|---|
| AB6ZE | MENRATH, MATHIAS | 2013-10-01 |
| AI6OH | Bell, David M | 2016-03-15 |
| AJ6IU | Frost, Richard C | 2019-03-07 |
| KA6LIP | Schnittker, Matthew F | 2016-07-13 |
| KD6BTM | VESTUTO, CAROLINE G | 2011-08-08 |
| KD6EY | Rapp, Paul W | 2014-11-24 |
| KD6LBA | HUMPHRIES, WENDY A | 2022-06-16 |
| KD6VLQ | ANDREINI, ANN M | 2013-11-27 |
| KE6BAJ | FAULK, CHARLES H | 2005-01-19 |
| KE6DCC | ANDREINI, PRESTON M | 2005-02-17 |
| KE6IVE | HASKINS, KAREN L | 2005-06-21 |
| KE6SNX | SAYRE, ELAINE V | 2005-01-10 |
| | ||
| KE6SNY | SAYRE, ROBERT L | 2005-01-10 |
| KE6UZA | KELLEY, TIMOTHY E | 2005-05-24 |
| KE6WRN | BYRUM, RICK E | 2005-05-16 |
| KE6WRX | ANDREINI, BRENTON A | 2006-01-26 |
| KE6YHO | ADAIR, TYRONE J | 2005-12-08 |
| KF6BBY | PEACOCK, DARYL S | 2016-01-05 |
| KF6CQO | FERRO, MICHAEL A | 2016-04-14 |
| KF6MBY | STEINFELD, VALERIE L | 2017-12-29 |
| KF6MLM | SPOON, ANTHONY S | 2007-06-20 |
| KG6QZH | Patterson, Douglas H | 2013-03-13 |
| KG6YDW | FRANCIS, ROBERT C | 2014-10-30 |
| KG6ZNZ | Hong, James K | 2015-04-08 |
| KG6ZPH | Benson, William R | 2005-06-13 |
| KI6NRR | Kunkel, Brian | 2017-11-29 |
| KI6ROM | HOWARD, JEREMY R | 2018-06-15 |
| KI6WT | THOMAS, RICHARD W | 2007-11-30 |
| KI6WWS | Hoebink, Stephen J | 2018-12-28 |
| KI7ELU | Micketti, Deron M | 2016-05-18 |
| KJ6DVW | Sliwinski, Paul M | 2009-11-25 |
| KJ6HYO | Hamilton Jr, Steven J | 2020-11-25 |
| KJ6HYQ | Baker, Timothy F | 2010-05-18 |
| KJ6ISU | Lock, Carol L | 2010-06-10 |
| KJ6LXM | Wan, Tsz W | 2020-12-04 |
| KJ6PBP | Finger, Michael | 2011-05-24 |
| KJ6SLY | Hanna, Sean P | 2011-11-07 |
| KJ6SWC | Cordts, Craig | 2011-11-28 |
| KJ6TYX | Datta, Proyag | 2012-02-08 |
| KK6BVA | Sumner, Michael | 2022-12-20 |
| KK6DTQ | Farrow, William S | 2023-04-07 |
| KK6EPM | Cazan, Bryan | 2013-05-21 |
| KK6HCY | Estanislao, Tristan J | 2013-10-24 |
| KK6JAS | Zeltser, Mikhail | 2014-01-27 |
| KK6JBE | Bell, Andrew | 2014-01-27 |
| KK6KOY | Lauermann, John | 2014-03-17 |
| KK6QYC | Cheung, Robert G | 2014-12-16 |
| KK6RDR | Sabac, Alfonso | 2014-12-29 |
| KK6YFN | Peacock, Taylor L | 2015-10-26 |
| KK6ZBC | Campbell, Thomas E | 2015-11-30 |
| KK6ZKJ | Biggers, Bryan | 2015-12-11 |
| KK6ZPX | Stewart, Robert J | 2015-12-28 |
| KM6BDF | Bell, Remy J | 2016-03-15 |
| KM6BWI | Nassanry, David | 2016-04-11 |
| KM6DMO | Bates, Christopher | 2016-06-16 |
| KM6KVD | Francis, Robert A | 2017-06-02 |
| KM6LN | VESTUTO JR, NICHOLAS M | 2019-06-24 |
| KM6LXX | Powers, Ronald | 2017-07-25 |
| KM6NXE | Keet, Robert J | 2017-11-06 |
| KM6RNH | Weeks, Shane H | 2018-03-21 |
| KM6RPE | Hazuka, Julie A | 2018-03-21 |
| KM6RPF | Tilk, Michael E | 2018-03-21 |
| KM6UBK | Ellis, Danny D | 2018-06-19 |
| KM6VGC | Shaw, David J | 2018-08-17 |
| KM6VGD | Patangan, Elizabeth S | 2018-08-17 |
| KM6VGH | Patangan, Allen Dwight C | 2018-08-17 |
| KM6WEI | Hill, John | 2018-10-17 |
| KM6YAU | Leon, Albert | 2018-11-21 |
| KM6ZXI | Bell, Sophie | 2019-02-20 |
| KN6ASN | Slimak, Taylor | 2019-03-21 |
| KN6DGE | Ladouceur, Charles S | 2019-07-22 |
| KN6FSQ | Landos, Jilliane A | 2019-11-15 |
| KN6HAL | Hickey, Brian L | 2020-01-29 |
| KN6HDL | O'Steen, Troy | 2020-01-30 |
| KN6LBI | Nowakowski, Nicholas R | 2020-09-24 |
| KN6NNY | LYON, MARK D | 2021-02-22 |
| KN6OSD | Larimer, Richard K | 2021-05-04 |
| KN6PEM | Stanchfield, Kevin A | 2021-06-07 |
| KN6PMP | Gallo, Joshua | 2021-07-02 |
| KN6VRW | Bobletz, Matthew E | 2022-09-07 |
| N1ZSA | Campbell, Robert B | 2015-08-05 |
| N6KES | Cheer, Mark | 2011-05-18 |
| W6PJX | ABRAMSON, BERNIE | 2006-04-29 |
| WA6PEW | RUTENBER, RUDY W | 2018-11-20 |
| WB8JMR | LUDWIG, ROGER C | 2016-12-15 |
