Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4FR callsign genealogy
Currently held by WHITT JR, JOHN R
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 AI4FR's current licensee, walking backwards.
- WHITT JR, JOHN RFLgranted 2003-08-12cancelled 2004-06-03
Successor callsigns
Callsigns held now by people who previously held AI4FR.
No current licensee on record previously held this callsign.