The Federal Communications Commission (FCC) has granted a total of 133 licenses and call signs in the category of Amateur license in Sylmar, 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 |
|---|---|---|
| KN6NZY | Hernandez, Jeffrey T | 2021-03-22 |
| KN6OAO | Bair, Jack A | 2021-03-23 |
| KN6OAR | Humphus, Emiliano A | 2021-03-23 |
| KN6OAV | Bahena, Edgar G | 2021-03-23 |
| KN6OAX | Bahena Suarez, Hugo R | 2021-03-23 |
| KN6OAY | Martinez, David | 2021-03-23 |
| KN6OAZ | Martinez, David C | 2021-03-23 |
| KN6OBB | Seminario, Fernando J | 2021-03-23 |
| KN6PQC | Perez, Rene D | 2021-07-19 |
| KN6PU | ALDABA, JUANITO U | 2013-06-13 |
| KN6SQI | Reyes, Antonio B | 2022-02-03 |
| KN6SQJ | Reyes, Xinnia F | 2022-02-03 |
| KN6STS | Gomez, Christopher M | 2022-02-14 |
| KN6UVN | Pulido, Armando M | 2022-06-28 |
| KO6YO | GHIATIS, DENNIS A | 2022-06-30 |
| KQ6JO | Ambrose Sr, James A | 2014-12-04 |
| KQ6JR | AMBROSE, ANDRIA R | 2005-09-02 |
| N6AUE | MC DAVID, ERWIN F | 2008-06-03 |
| N6MOX | YOCOM, JAMES D | 2015-10-23 |
| N6TJO | SKALETSKY, JEFFREY H | 2011-03-08 |
| N6WHH | BEEM, ANDREW T | 2019-03-05 |
| N6WPK | ESTRADA, GUILLERMO B | 2019-06-20 |
| N6WPL | ESTRADA, EMMANUEL B | 2020-04-08 |
| N8DEZ | SMITH, STEPHEN P | 2019-03-26 |
| NH2R | RAMIREZ, MIGUEL A | 2023-04-25 |
| W6RZE | MASTERS, DONALD | 2015-05-07 |
| WA4ROH | GLEATON, CAL D | 2019-01-31 |
| WA6ICL | Green, Robert E | 2005-03-15 |
| WA6KFB | LESSING JR, HARRY R | 2010-04-16 |
| WA6KYC | COHEN, DEAN B | 2016-03-18 |
| WA6MRW | CHISHOLM, MARY M | 2004-06-02 |
| WA6VIY | FLEMMING, GORDON W | 2014-09-24 |
| WA6WOM | TONZER, JOHN H | 2008-07-01 |
