Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI5IN callsign genealogy
Currently held by BARR, JOSEPH 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 AI5IN's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AI5IN.
No current licensee on record previously held this callsign.