Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4WLF callsign genealogy
Currently held by VAZQUEZ COLLAZO, VICTOR M
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 KP4WLF's current licensee, walking backwards.
- VAZQUEZ COLLAZO, VICTOR MPRgranted 2021-12-06cancelled 2021-12-24
Successor callsigns
Callsigns held now by people who previously held KP4WLF.
No current licensee on record previously held this callsign.