Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1SFB callsign genealogy
Currently held by BERNIER, STEPHEN 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 K1SFB's current licensee, walking backwards.
- KC1NZcancelledcancelled 1997-10-07
Successor callsigns
Callsigns held now by people who previously held K1SFB.
- BERNIER, STEPHEN FMEgranted 2007-06-19cancelled 2019-06-20