Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB2EFO callsign genealogy
Currently held by Wilder, Brian M
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 KB2EFO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB2EFO.
- Wilder, Brian MFLgranted 1992-06-16cancelled 2001-07-26