Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4WBF callsign genealogy
Currently held by Mann, William 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 W4WBF's current licensee, walking backwards.
- Feagin, William BTNgranted 2025-05-06cancelled 2025-05-24
Successor callsigns
Callsigns held now by people who previously held W4WBF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4WBF, oldest first.
- Mann, William R KY2007-04-13 → cancelled 2019-04-16
- Feagin, William B TN2025-05-24 active