Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC0CF callsign genealogy
Currently held by Colombo, Bryan R
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 AC0CF's current licensee, walking backwards.
- Colombo, Bryan RCOgranted 1998-03-04cancelled 2005-03-08
Successor callsigns
Callsigns held now by people who previously held AC0CF.
No current licensee on record previously held this callsign.