The Federal Communications Commission (FCC) has granted a total of 42 licenses and call signs in the category of Amateur license in San Antonio, Puerto Rico. 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 |
|---|---|---|
| KD2YJI | RIOS VEGA, JOSE A | 2021-11-29 |
| KP4DFK | PAREDES PEREZ, TOMAS | 2015-07-09 |
| KP4KQ | MENDEZ, GIL | 2013-05-31 |
| KP4ZU | Fernandez, Ruben | 2014-04-24 |
| NP4DQ | CORDERO, DIANA | 2015-11-03 |
| NP4MJ | LUGO, AGUSTIN | 2015-04-10 |
| NP4MR | QUINONES, CARMEN | 2015-04-15 |
| WP3YE | ORTIZ, MIGUEL A | 2013-03-26 |
| WP4AOK | ORTIZ RAMOS, ANDRES | 2005-03-01 |
| WP4AOR | NIEVES HERNANDEZ, ANTULIO | 2015-04-08 |
| WP4DXY | ECHEVARRIA, MARCELINO | 2012-06-28 |
| WP4KWA | GONZALEZ OLIVO, JOSE R | 2022-03-01 |
| WP4KYF | GONZALEZ, DALILA | 2012-06-28 |
| WP4MCM | GARCIA TORRES, FRANCISCO | 2013-07-31 |
| WP4MIL | RODRIGUEZ, NEFTALI | 2013-06-06 |
| WP4NUH | AROCHO, LUIS A | 2007-04-09 |
| WP4NVE | CLANCEY, RICHARD T | 2007-07-10 |
| WP4NVH | Clancey, Christina M | 2017-07-07 |
| WP4NVK | Robert-Rivera, Carlos A | 2017-05-15 |
| WP4OSX | GONZALEZ ARCE, WILFREDO | 2013-05-31 |
| WP4PJI | Ortiz-Robles, Victor | 2015-04-02 |
| WP4QDX | Padin-Garcia, Daniel | 2018-06-12 |
| WP4QEJ | QUINONES ALMEYDA, LISANDRA | 2018-06-13 |
| WP4QET | MARTINEZ, MARIBEL | 2018-06-13 |
| WP4QFG | MARTINEZ, JUAN | 2018-06-13 |
| WP4QJA | RODRIGUEZ, EDGAR I | 2018-09-06 |
| WP4QJB | RODRIGUEZ, JEREMEY J | 2018-09-06 |
| WP4QJW | CARRERO ROMAN, LUCIANO | 2018-09-06 |
| WP4QJZ | ORTIZ, ANA M | 2018-09-06 |
| WP4QLC | CRUZ, ISMAEL | 2018-10-17 |
| WP4QLV | GONZALEZ, LUIS F | 2018-10-17 |
| WP4QMJ | DAVILA, VICTOR R | 2018-10-17 |
| WP4QNA | CRESPO, GERMAN | 2018-10-18 |
| WP4QNO | MENDEZ, JUAN C | 2018-10-18 |
| WP4RDN | Castillo-Velez, Heriberto | 2019-07-10 |
| WP4RFI | HILERIO CORTES, JOAN | 2019-08-19 |
| WP4RFJ | VELAZQUEZ BADILLO, MARIA R | 2019-08-19 |
| WP4RFL | ARBELO ARBELO, LEONER | 2019-08-19 |
| WP4RRL | Rodriguez-Villanueva, Victor M | 2020-12-02 |
| WP4RXM | RODRIGUEZ FELICIANO, JORGE I | 2021-07-19 |
| WP4RXP | GONZALEZ, WALDEMAR | 2021-07-19 |
| WP4SMF | DEL VALLE MEDINA, MOISES | 2022-07-19 |
