Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AG4BO callsign genealogy
Currently held by Carroll, Joseph C
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 AG4BO's current licensee, walking backwards.
- CARROLL, JOSEPH CGAgranted 1996-06-05cancelled 2000-08-15
- KD4SNPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AG4BO.
No current licensee on record previously held this callsign.