Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4FPS callsign genealogy
Currently held by PEREZ SANTIAGO, FLOR
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 KP4FPS's current licensee, walking backwards.
- PEREZ SANTIAGO, FLORPRgranted 2021-05-21cancelled 2021-07-27
Successor callsigns
Callsigns held now by people who previously held KP4FPS.
No current licensee on record previously held this callsign.