Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AI4ZV callsign genealogy
Currently held by Sloan, Rial F
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 AI4ZV's current licensee, walking backwards.
- Sloan, Rial FGAgranted 2006-01-10cancelled 2007-07-06
Successor callsigns
Callsigns held now by people who previously held AI4ZV.
No current licensee on record previously held this callsign.