Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4RMS callsign genealogy
Currently held by MENDEZ-SERRANO, RAUL G
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 KP4RMS's current licensee, walking backwards.
- MENDEZ-SERRANO, RAUL GPRgranted 2012-08-28cancelled 2014-08-12
Successor callsigns
Callsigns held now by people who previously held KP4RMS.
No current licensee on record previously held this callsign.