Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1WBL callsign genealogy
Currently held by COLFER, TIMOTHY S
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 N1WBL's current licensee, walking backwards.
- Lincoln Jr, Walter BCTgranted 2009-12-14cancelled 2010-04-06
Successor callsigns
Callsigns held now by people who previously held N1WBL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1WBL, oldest first.
- COLFER, TIMOTHY S ME1995-11-02 → cancelled 2007-11-03
- Lincoln Jr, Walter B FL2020-12-01 active