Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4OOQ callsign genealogy
Currently held by CLARK, J DOUGLAS
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 W4OOQ's current licensee, walking backwards.
- CLARK, J DOUGLASTNgranted 1995-01-31cancelled 2003-03-25
Successor callsigns
Callsigns held now by people who previously held W4OOQ.
No current licensee on record previously held this callsign.