The Federal Communications Commission (FCC) has granted a total of 63 licenses and call signs in the category of Amateur license in Lajas, 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 |
|---|---|---|
| KP4DNY | JUSTINIANO, EDWIN | 2017-01-04 |
| KP4HJ | MARTINEZ SANTANA, JUAN H | 2017-08-30 |
| KP4KP | ORTIZ ACOSTA, ENRIQUE | 2016-01-13 |
| NP3JQ | RODRIGUEZ, JOSE G | 2017-01-09 |
| NP3MB | FRANQUI SANTANA, JOSEPHINE | 2017-05-02 |
| NP3MC | SILVA FRANQUI, ADRIANA M | 2017-05-02 |
| NP3S | IRIZARRY -IZQUIERDO, EDWIN | 2015-12-08 |
| NP3TE | Velazquez Ramos, Victoriano | 2008-12-02 |
| NP3TR | IRIZARRY FLORES, LUIS A | 2018-04-03 |
| NP4IB | FABRE, ANGEL F | 2005-12-22 |
| NP4KE | MERCADO BORRERO, NANCY | 2014-11-13 |
| NP4PJ | PACHECO VELEZ, WILFREDO | 2006-03-09 |
| | ||
| NP4QF | lugo Toro, Juan | 2015-06-23 |
| NP4YQ | HERNANDEZ, SANTOS | 2006-03-09 |
| NP4ZZ | ORTIZ LABOY, IGNACIO | 2006-02-24 |
| WP3LJ | Cancel-Pagan, Luis E | 2011-08-19 |
| WP3LL | Cuevas-Cruz, Jose L | 2021-06-28 |
| WP3MR | Garcia-Lopez, Osvaldo L | 2022-07-16 |
| WP3NP | VARGAS MORALES, JOSE A | 2022-03-31 |
| WP4DQZ | RODRIGUEZ, EDDIE | 2014-07-30 |
| WP4EGP | MONTALVO, DANILO | 2015-05-07 |
| WP4FK | Cotte-Rivera, Diadina | 2014-08-12 |
| WP4HAB | PADILLA, ALDO A | 2019-03-20 |
| WP4KNZ | Martinez Jusino, Edward | 2012-03-28 |
| WP4KXY | TORO LUGO, RADAMES | 2003-11-20 |
| WP4KYC | MORALES, LUIS A | 2012-01-10 |
| WP4LDV | JUSINO ACOSTA, MARITZA I | 2023-01-24 |
| WP4LKC | CRUZ NEGRON, FREDDY | 2012-09-15 |
| WP4MSL | SILVA RAMIREZ, JOSE A | 2004-10-05 |
| WP4NLY | SILVA FRANQUI, ROSALINDA | 2016-03-08 |
| WP4ODE | Santiago Gelabert, Ariel | 2009-12-21 |
| WP4ODF | Rivera Tirado, Jorge D | 2009-12-21 |
| WP4ODI | Lucena Alvarez, Jorge L | 2019-12-27 |
| WP4OYJ | Martinez-Camacho, Zulma E | 2014-04-07 |
| WP4OYO | Torres-Castro, Rafael A | 2014-04-07 |
| WP4PKW | Perez-Acosta, Milton | 2015-06-05 |
| WP4PZS | Torres-Izquierdo, Angel L | 2018-03-28 |
| WP4QCH | Roman-Martinez, Israel A | 2018-06-04 |
| WP4QDV | Rivera-Ramirez, Osvaldo J | 2018-06-12 |
| WP4QDW | Rivera-Martinez, Luisalejandra | 2018-06-12 |
| WP4QEZ | CORALES LABOY, LUIS A | 2018-06-13 |
| WP4QGX | RIVERA, RAFAEL E | 2018-07-16 |
| WP4QHH | ORTIZ RAMIREZ, LUIS C | 2018-07-16 |
| WP4QKL | PACHECO SANTIAGO, VICTOR S | 2018-09-19 |
| WP4QLE | VEGA, NELSON X | 2018-10-17 |
| WP4QZW | Nazario De Jesus, Luis A | 2019-03-08 |
| WP4RQB | GONZALEZ ORTIZ, EDILBERTO | 2020-10-26 |
| WP4RQN | MARTINEZ GONZALEZ, ANGELICA M | 2020-11-16 |
| WP4SHZ | CRUZ ACOSTA, LUIS A | 2022-05-17 |
| WP4SJM | RAMIREZ MORALES, MIGUEL | 2022-06-14 |
| WP4SJV | CHRISTIAN IRIZARRY, ADNORY | 2022-06-22 |
| WP4SKC | RIVERA MARTINEZ, OSVALDO A | 2022-06-22 |
| WP4SKD | RIVERA MARTINEZ, ANGELICA D | 2022-06-22 |
| WP4SKE | RIVERA MARTINEZ, VANGELIS N | 2022-06-22 |
| WP4SLV | RIVERA ROSARIO, ODALYS | 2022-07-12 |
| WP4SLY | RODRIGUEZ MONTES, EVEL I | 2022-07-19 |
| WP4SOW | SANTIAGO, JAZMARIE | 2022-08-10 |
| WP4SPJ | PLAZA, JOSE | 2022-08-10 |
| WP4SRW | BAEZ FLORES, SERGIO | 2022-11-23 |
| WP4SSC | IRIZARRY SEMIDEY, JOSE G | 2022-11-24 |
| WP4STH | SUAREZ MEDINA, REINALDO L | 2023-04-04 |
| WP4STL | TORRES, RAUL A | 2023-04-04 |
| WP4XB | SEGARRA, JOSE R | 2019-11-13 |
