Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4VTZ callsign genealogy
Currently held by EVANS, JOHN M
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 W4VTZ's current licensee, walking backwards.
- EVANS JR, JOHN MSCgranted 2008-11-17cancelled 2017-01-24
Successor callsigns
Callsigns held now by people who previously held W4VTZ.
- EVANS, JOHN MSCgranted 2014-12-19
All historical holders
Every license row we've seen with the callsign W4VTZ, oldest first.
- EVANS, JOHN M SC2007-01-20 → cancelled 2014-12-19
- EVANS JR, JOHN M SC2017-01-24 active