Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WS4NKZ callsign genealogy
Currently held by SEYMOUR, JOHN O
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 WS4NKZ's current licensee, walking backwards.
- SEYMOUR, JOHNTNgranted 2017-03-14cancelled 2026-09-04
Successor callsigns
Callsigns held now by people who previously held WS4NKZ.
No current licensee on record previously held this callsign.