Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4WO callsign genealogy
Currently held by MIZZLES, THOMAS 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 KV4WO's current licensee, walking backwards.
- MIZZLES, THOMAS OFLgranted 2005-02-23cancelled 2014-03-27
Successor callsigns
Callsigns held now by people who previously held KV4WO.
No current licensee on record previously held this callsign.