Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4RJB callsign genealogy
Currently held by Baldino, Raymond J
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 KA4RJB's current licensee, walking backwards.
- Baldino, Raymond JFLgranted 2022-03-22cancelled 2022-04-09
Successor callsigns
Callsigns held now by people who previously held KA4RJB.
No current licensee on record previously held this callsign.