Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5NZK callsign genealogy
Currently held by Douglas, John R
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 W5NZK's current licensee, walking backwards.
- Douglas, John RTXgranted 2016-06-08cancelled 2016-12-06
Successor callsigns
Callsigns held now by people who previously held W5NZK.
No current licensee on record previously held this callsign.