Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB1ALF callsign genealogy
Currently held by TERWILLIGER, EUGENE F
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 WB1ALF's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WB1ALF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB1ALF, oldest first.
- TERWILLIGER, EUGENE F ME2010-03-02 → cancelled 2022-03-15
- Vandelay, Art ME2026-04-14 active