Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4XBO callsign genealogy
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 N4XBO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held N4XBO.
- BARNES JR, RALPH RFLgranted 1990-07-03cancelled 2002-07-04