Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WK4ZX callsign genealogy
Currently held by CRAWFORD, GREGORY 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 WK4ZX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WK4ZX.
- Crawford 581, Gregory AFLgranted 2018-11-16