The Federal Communications Commission (FCC) has granted a total of 43 licenses and call signs in the category of Vanity license in Castro Valley, 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 |
|---|---|---|
| AB6E | Silman, Aaron L | 2017-09-01 |
| AK6Y | GOMES, ERIC D | 2022-10-18 |
| K2PZT | YEGGE, JOHN J | 2016-02-12 |
| K2RBB | Burge, Richard B | 2017-01-18 |
| K6AEM | Macabeo, Edralin | 2020-05-02 |
| K6BMB | Brazil, Brodie M | 2011-11-01 |
| K6CKP | Prout, John C | 2019-06-25 |
| K6DMI | Lyubimov, Dmitriy | 2020-09-18 |
| K6DXE | Macabeo, Edralin P | 2019-02-22 |
| K6ERE | Enstrom, Eric T | 2019-12-20 |
| K6JSH | Lehan, Joshua M | 2022-09-07 |
| K6LCY | FIERRO, LISA A | 2021-06-28 |
| K6LIM | LIM, WINSLOW | 2016-08-09 |
| K6ROG | Guerra, Roger V | 2017-05-11 |
| K6TMH | Hamer, Todd M | 2014-11-07 |
| K6VBS | Spaulding, Mark | 2018-03-27 |
| K7JGV | Vlahos, John | 2021-02-23 |
| KE6NNF | Becker, Kevin A | 2018-02-27 |
| KJ6HFI | SMITH, CHRISTOPHER B | 2015-02-28 |
| KM3OWS | Grier, Alan T | 2020-01-17 |
| KT6DDS | Stephenson, Carl T | 2015-09-15 |
| KW6CSS | Baldwin, Michael S | 2023-02-22 |
| KW6CV | COLLINS, RONALD H | 2020-06-06 |
| N6ADZ | Wilson, Roy C | 2023-04-04 |
| N6CAL | Hardt, Lee R | 2021-05-24 |
| N6FOC | CASTRO VALLEY FOC | 2018-05-25 |
| N6SGT | SHAFFER, WILLIAM M | 2014-12-02 |
| W0AGU | Worth, Eugene R | 2018-11-20 |
| W0EUC | Discher, Jason P | 2018-09-15 |
| W2TKP | Powers, Tuesdai K | 2015-01-27 |
| W6BEL | Wright, Robert G | 2006-10-13 |
| W6CEI | Pang, Shuofeng | 2018-12-18 |
| W6CUA | WRIGHT, RANDY | 2016-12-05 |
| W6CW | CASTRO VALLEY DX CLUB | 2016-10-18 |
| W6JRP | PENDLETON JR, JERALD R | 2015-12-05 |
| W6JVJ | Journeay, Jerry V | 2017-02-21 |
| W6KG | YASME FOUNDATION | 2017-03-06 |
| W6LZZ | MARTIN, JAMES S | 2017-04-21 |
| W6RNB | Barrios, Robert N | 2012-09-14 |
| W6RSW | STOWE, ROBERT W | 2014-09-05 |
| W6TRR | FINNERAN, JOHN F | 2004-10-30 |
| W8MEJ | Menerick, John | 2020-08-28 |
| WA6ILS | WA6ILS REPEATER SYSTEM | 2013-08-28 |
