Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4BTT callsign genealogy
Currently held by REYES DIAZ, JOSE R
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 KP4BTT's current licensee, walking backwards.
- REYES DIAZ, JOSE RPRgranted 2016-09-03
Successor callsigns
Callsigns held now by people who previously held KP4BTT.
- REYES DIAZ, JOSE RPRgranted 2016-09-03