Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB4AZJ callsign genealogy
Currently held by COOK, ANDREW F
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 WB4AZJ's current licensee, walking backwards.
- COOK, ANDREW FGAgranted 2006-03-07cancelled 2007-12-27
Successor callsigns
Callsigns held now by people who previously held WB4AZJ.
No current licensee on record previously held this callsign.