Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WP4HMR callsign genealogy
Currently held by MENDEZ, HECTOR M
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by WP4HMR's current licensee, walking backwards.
- MENDEZ, HECTOR MPRgranted 2013-06-06cancelled 2021-02-09
- KB2PQQno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WP4HMR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP4HMR, oldest first.
- MOLINA TAPIA, MARTIN PR1987-09-15 → cancelled 1999-09-16
- MENDEZ, HECTOR M PR2021-02-09 active