Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7ORK callsign genealogy
Currently held by DEVRIES, DONALD L
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 W7ORK's current licensee, walking backwards.
- Green, Brian PWAgranted 2011-05-10cancelled 2019-08-23
Successor callsigns
Callsigns held now by people who previously held W7ORK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7ORK, oldest first.
- DEVRIES, DONALD L WA2016-11-29 → cancelled 2019-04-03
- Green, Brian P WA2019-08-23 active