Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4ZT callsign genealogy
Currently held by Clark, Wilford C
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 KV4ZT's current licensee, walking backwards.
- Clark, Wilford CVAgranted 2013-11-26cancelled 2014-07-25
Successor callsigns
Callsigns held now by people who previously held KV4ZT.
- Clark, Wilford CVAgranted 2014-08-15cancelled 2026-08-18