| Call | Name | City | State | Class | Old Call | Effective Date | Expiration Date | Status |
|---|
| KP4AJ | Rivera Rivera, Edfel J | Cayey | PR | E | WP4OVR | 02/22/2014 | 02/22/2024 | Active |
| KP4BP | ESPADA ACEVEDO, RUBEN | CAYEY | PR | A | | 12/02/2015 | 11/28/2025 | Active |
| KP4BVC | VEGUILLA, BENIGNO | CAYEY | PR | G | WP4JHY | 02/05/2008 | 03/20/2018 | Expired |
| KP4EOF | ALBERT, ANA B | CAYEY | PR | T | | 12/04/2007 | 03/20/2018 | Expired |
| KP4LGD | Gonzalez, Ismael | Cayey | PR | G | WP4LGD | 02/20/2019 | 02/20/2029 | Active |
| KP4ZC | ALBERT CORDERO, FELIX | CAYEY | PR | E | | 11/24/2007 | 03/20/2018 | Expired |
| NP3DM | SUAREZ SANCHEZ, RAMON | CAYEY | PR | G | WP4DMN | 02/13/2015 | 02/13/2025 | Active |
| NP3JX | MEIER, KARL A | CAYEY | PR | G | | 02/20/2018 | 03/20/2028 | Active |
| WP3UP | Melendez-De Jesus, Jose R | Cayey | PR | T | | 09/16/2022 | 10/01/2032 | Active |
| WP3UR | Santamaria-Rodriguez, Manuel A | Cayey | PR | T | | 10/01/2002 | 10/01/2012 | Expired |
| WP4BSJ | TORRES JR, ANGEL L | CAYEY | PR | G | | 10/01/2018 | 08/19/2028 | Active |
| WP4GZ | Castano-Delgado, Jose L | Cayey | PR | T | | 03/01/2005 | 03/01/2015 | Expired |
| WP4JHY | VEGUILLA, BENIGNO | CAYEY | PR | G | | 09/14/2001 | 12/03/2011 | Cancelled |
| WP4JQ | Quiles Santiago Sr., Javier A | CAYEY | PR | G | WP4RSU | 04/17/2021 | 04/17/2031 | Active |
| WP4KDG | CARTAGENA CUADRADO, ARMANDO | CAYEY | PR | T | | 09/27/2001 | 11/19/2011 | Expired |
| WP4LGD | Gonzalez, Ismael | Cayey | PR | G | | 04/03/2012 | 06/30/2022 | Cancelled |
| WP4MKI | MERCED, JOSE J | CAYEY | PR | T | | 07/03/2003 | 09/21/2013 | Expired |
| WP4MXB | QUINONES ROQUE, CARLOS E | CAYEY | PR | T | | 02/05/2015 | 03/17/2025 | Active |
| WP4NAU | RODRIGUEZ RIVERA, LUIS E | CAYEY | PR | T | | 02/21/2017 | 08/23/2026 | Active |
| WP4NBA | COLON, JORGE L | CAYEY | PR | E | | 08/31/2005 | 08/23/2015 | Expired |
| WP4NSN | Sanchez-Colon, Christian J | Cayey | PR | T | | 02/14/2018 | 02/14/2028 | Active |
| WP4NSO | ARCOS-RIVERA, JUAN A | CAYEY | PR | T | | 07/11/2006 | 07/11/2016 | Expired |
| WP4NUB | SANTIAGO-MAYMI, JONATHAN | CAYEY | PR | T | | 03/08/2007 | 03/08/2017 | Expired |
| WP4OPM | Puerto Rico D Star Club | Cayey | PR | | | 10/16/2012 | 10/16/2022 | Active |
| WP4PHE | Rivera Torres, David G | Cayey | PR | T | | 12/10/2014 | 12/10/2024 | Active |
| WP4PQW | Santiago Rodriguez, Ana I | Cayey | PR | T | | 05/12/2016 | 05/12/2026 | Active |
| WP4QXQ | SANTIAGO CABRERA, MANUEL | CAYEY | PR | T | | 12/28/2018 | 12/28/2028 | Active |
| WP4RBO | MUNOZ, ANTONIO | CAYEY | PR | T | | 04/05/2019 | 04/05/2029 | Active |
| WP4RLM | Vicente-Flores, Saul | Cayey | PR | G | | 03/10/2020 | 03/10/2030 | Active |
| WP4RSU | Quiles Santiago Sr., Javier A | CAYEY | PR | G | | 03/03/2021 | 03/03/2031 | Cancelled |
