Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4ZEV callsign genealogy
Currently held by Blanton III, Preston 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 K4ZEV's current licensee, walking backwards.
- BLANTON III, PRESTON MSCgranted 2017-07-06cancelled 2017-07-25
Successor callsigns
Callsigns held now by people who previously held K4ZEV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4ZEV, oldest first.
- BLANTON JR, PRESTON M SC2003-10-23 → cancelled 2015-12-15
- Blanton III, Preston M SC2017-07-25 active