Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4KPA callsign genealogy
Currently held by TORRES, WILLIAM D
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 KP4KPA's current licensee, walking backwards.
- TORRES, WILLIAM DPRgranted 2016-09-30cancelled 2016-10-21
Successor callsigns
Callsigns held now by people who previously held KP4KPA.
No current licensee on record previously held this callsign.