Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4PMR callsign genealogy
Currently held by Santiago Torres, Juan C
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 KP4PMR's current licensee, walking backwards.
- Santiago Torres, Juan CPRgranted 2015-09-10cancelled 2015-12-01
Successor callsigns
Callsigns held now by people who previously held KP4PMR.
No current licensee on record previously held this callsign.