Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4LAZ callsign genealogy
Currently held by ZAVALA COLON, LUIS A
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 KP4LAZ's current licensee, walking backwards.
- ZAVALA COLON, LUIS APRgranted 2006-01-20cancelled 2010-10-13
Successor callsigns
Callsigns held now by people who previously held KP4LAZ.
No current licensee on record previously held this callsign.