Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4RGC callsign genealogy
Currently held by Rio Grande Ham Radio Club
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 KP4RGC's current licensee, walking backwards.
- WP4QGCcancelledRio Grande Ham Radio ClubPRgranted 2018-07-09cancelled 2019-06-07
Successor callsigns
Callsigns held now by people who previously held KP4RGC.
No current licensee on record previously held this callsign.