Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4VVO callsign genealogy
Currently held by Hroncich, Lawrence
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 K4VVO's current licensee, walking backwards.
- Hroncich, LawrenceFLgranted 2014-04-17cancelled 2015-01-17
Successor callsigns
Callsigns held now by people who previously held K4VVO.
No current licensee on record previously held this callsign.