The Federal Communications Commission (FCC) has granted a total of 53 licenses and call signs in the category of Amateur license in Gurabo, 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 |
|---|---|---|
| KP3P | VARGAS HERNANDEZ SR, MOISES | 2015-05-27 |
| KP4FL | LORENZINI, GIOVANNI | 2018-08-01 |
| KP4HP | NIEVES SR, JORGE L | 2017-04-18 |
| KP4OK | GARCIA, EDWIN R | 2013-12-27 |
| KP4OZ | DIAZ, HECTOR M | 2008-05-29 |
| KP4VG | Rivalta, Jose | 2010-09-08 |
| KP4VH | Maldonado Santana, Abdon T | 2023-04-26 |
| NP3L | SUAREZ PAGANI, SYLVIA | 2014-10-30 |
| NP3NB | GONZALEZ BELEN, EDGARDO J | 2017-08-08 |
| NP3ND | HERNANDEZ LOPEZ, JORGE C | 2017-05-05 |
| NP3PT | LOPEZ RODRIGUEZ, ROBINSON C | 2018-04-03 |
| NP3Q | CUADRADO, MARIO | 2013-11-12 |
| | ||
| NP3WF | LOPEZ, YARITZA | 2008-07-08 |
| NP3YT | MUNOZ, CARLOS M | 2019-08-22 |
| NP4ST | VELAZQUEZ RUIZ, JOSE L | 2013-05-28 |
| NP4VI | APONTE, JULIA M | 2006-09-22 |
| WB1FIU | REYNOLDS, RALPH D | 2004-04-15 |
| WP3AM | RODRIGUEZ, LUIS M | 2009-01-23 |
| WP3US | Hernandez-viera, Pedro | 2012-10-05 |
| WP3VA | Montanez-Benitez, Luis A | 2013-01-15 |
| WP3VQ | Castro-Rios, Mario R | 2013-01-08 |
| WP3VS | Camacho-Montanez, Benjamin | 2013-01-14 |
| WP4E | ORTIZ, ERASTO | 2023-01-04 |
| WP4FTF | COLON JR, PEDRO J | 2008-05-14 |
| WP4KJJ | SANTIAGO, JOSE D | 2013-02-09 |
| WP4MLX | RIVERA, LUIS O | 2013-08-27 |
| WP4MMT | OPIO, CARLOS M | 2003-12-29 |
| WP4MNT | RUIZ, DAMARIS M | 2016-01-12 |
| WP4MPB | MARQUEZ VAZQUEZ, ALFONSO | 2014-02-25 |
| WP4MPU | ROGUE, JESUS | 2014-04-22 |
| WP4MVC | GONZALEZ CRUZ, RAFAEL | 2014-10-01 |
| WP4NMF | CARBALLO TORRES, ROBERTO | 2006-03-08 |
| WP4OID | Kirn, Julius | 2011-02-03 |
| WP4OIW | Miranda-Chapero, Luis R | 2011-03-04 |
| WP4ONP | CASTRO BORRERO, REYNALDO | 2022-02-23 |
| WP4OT | RUIZ GONZALEZ, CARLOS A | 2008-03-21 |
| WP4OXZ | Reyes-Concepcion, Abiezer | 2014-04-04 |
| WP4PJP | CASTILLO PADRO, JESUS | 2015-04-13 |
| WP4PLY | Ortiz-Rosario, Karielys | 2015-07-23 |
| WP4QAJ | Shockey-Fox, Kevin W | 2018-04-04 |
| WP4QCM | Del Moral-Lebron, Ramon A | 2018-06-04 |
| WP4QXE | CARABALLO FIGUEROA, DAMARIS | 2018-12-20 |
| WP4QXO | RIVERA MARTINEZ, ARNALDO | 2018-12-28 |
| WP4RJR | Vazquez-Colon, Jaime A | 2019-12-11 |
| WP4ROV | Cruz, Jose L | 2020-09-21 |
| WP4RPO | Silva, Alberto O | 2020-10-06 |
| WP4RRB | Gomez Hernandez, Lino E | 2020-11-30 |
| WP4RTO | Velazquez-Rosa, Juan M | 2021-04-26 |
| WP4RY | OPIO, ROBERTO | 2008-05-29 |
| WP4RZ | PAGAN, IRIS M | 2008-05-29 |
| WP4SNG | GONZALEZ CRUZ, IVAN | 2022-07-26 |
| WP4SSA | Rodriguez-Cruz, Felipe | 2022-11-23 |
| WP4ZQ | GARCIA, EDWIN | 2011-08-03 |
