Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DPZ callsign genealogy
Currently held by BLAU, ALEX P
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 W7DPZ's current licensee, walking backwards.
- BLAU, ALEX PWAgranted 2005-09-09cancelled 2006-01-10
Successor callsigns
Callsigns held now by people who previously held W7DPZ.
No current licensee on record previously held this callsign.