The Federal Communications Commission (FCC) has granted a total of 29 licenses and call signs in the category of Amateur license in San Ysidro, 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 |
|---|---|---|
| AH8Y | Cazares, Alfredo | 2013-05-10 |
| AI6FM | Lagunes Lara, Benjamin | 2014-10-20 |
| KD6HPQ | MARTINEZ JR, ROBERTO R | 2012-10-22 |
| KD6RFL | TRUEBA, JOSE M | 2012-10-23 |
| KD6UJZ | NIEVES, LUDIO | 2013-02-27 |
| KE6BQY | FLORES, EDUARDO | 2013-07-03 |
| KE6VTV | MENDELOFF, ERNEST M | 2016-09-03 |
| KF6AHV | ALVAREZ, GUSTAVO | 2015-11-10 |
| KF6FFP | SEVILLA, JOSE L | 2016-06-15 |
| KF6FXL | HOFFERTH, DONALD D | 2006-07-11 |
| KF6HCO | LOPEZ, MIGUEL A | 2016-09-21 |
| KF6UPU | BUENO, VAN BUREN C | 2019-02-05 |
| KF6VUU | HINES, ANNE S | 2009-01-20 |
| KI6LNX | Bustos, Orlando | 2017-06-06 |
| KJ6JLF | Hill, Wayne | 2010-07-02 |
| KK6LAR | Rodriguez, Rafael E | 2014-04-04 |
| KM6BUV | Utreras, John C | 2016-04-05 |
| KM6YJA | Torres, George O | 2018-12-03 |
| KN6AFN | Arguelles C., Leobardo | 2019-03-05 |
| KN6IQQ | Ezop, Ronald C | 2020-04-21 |
| KN6JGN | Portilla, Saul | 2020-06-15 |
| KN6MGY | Portilla, Saul | 2020-06-15 |
| KN6NNZ | Portilla, Saul | 2020-06-15 |
| KN6ZQJ | Valenzuela, David | 2023-05-03 |
| N6KZB | Burton, Michael A | 2023-02-18 |
| NZ9F | Kitchin, John A | 2022-06-22 |
| W6NPO | O BRIEN, JOHN D | 2016-07-19 |
| WA6EUK | MONSON, KEITH M | 2014-01-09 |
| WA6GJU | WOELFL, HARALD L | 2016-07-19 |
