Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1ZPZ callsign genealogy
Currently held by Blatchley, Carl J
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 W1ZPZ's current licensee, walking backwards.
- Blatchley, Carl JMAgranted 2012-05-16cancelled 2012-06-08
Successor callsigns
Callsigns held now by people who previously held W1ZPZ.
No current licensee on record previously held this callsign.