Confidence: Medium · Source: FCC ULS · As of 2026-09-15
N4WBG callsign genealogy
Currently held by Geisler, William B
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 N4WBG's current licensee, walking backwards.
- Geisler, William BVAgranted 2012-12-18cancelled 2013-01-08
Successor callsigns
Callsigns held now by people who previously held N4WBG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4WBG, oldest first.
- LIVESAY, WILLIAM C NC1991-03-05 → cancelled 2003-03-06
- Geisler, William B VA2013-01-08 → cancelled 2025-01-09