Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7YAZ callsign genealogy
Currently held by CATHELL, FRANKLIN 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 W7YAZ's current licensee, walking backwards.
- CATHELL, FRANKLIN JAZgranted 2007-10-04cancelled 2017-04-01
Successor callsigns
Callsigns held now by people who previously held W7YAZ.
No current licensee on record previously held this callsign.