Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4JV callsign genealogy
Currently held by Dunstan, John
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 AI4JV's current licensee, walking backwards.
- Dunstan, JohnFLgranted 2004-11-10cancelled 2005-03-31
Successor callsigns
Callsigns held now by people who previously held AI4JV.
No current licensee on record previously held this callsign.