Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4PQ callsign genealogy
Currently held by MADERA, VICTOR
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 KP4PQ's current licensee, walking backwards.
- WP4TWXcancelledARRL / VEC - PUERTO RICO VE GROUPPRgranted 2026-03-25cancelled 2026-04-14
Successor callsigns
Callsigns held now by people who previously held KP4PQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4PQ, oldest first.
- MADERA, VICTOR PR2012-11-09 → cancelled 2025-01-07
- ARRL / VEC - PUERTO RICO VE GROUP PR2026-04-14 active