Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB8YF callsign genealogy
Currently held by COLYER, KEITH T
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 AB8YF's current licensee, walking backwards.
- Colyer, Keith TOHgranted 2003-07-17cancelled 2007-04-03
Successor callsigns
Callsigns held now by people who previously held AB8YF.
No current licensee on record previously held this callsign.