Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4WJB callsign genealogy
Currently held by Buchanan III, William 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 W4WJB's current licensee, walking backwards.
- Buchanan III, William JWAgranted 2020-07-09cancelled 2020-07-31
Successor callsigns
Callsigns held now by people who previously held W4WJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4WJB, oldest first.
- NUTTING, NORWOOD V FL2005-08-24 → cancelled 2017-11-22
- Buchanan III, William J WA2020-07-31 active