Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB6CM callsign genealogy
Currently held by CLARK, 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 AB6CM's current licensee, walking backwards.
- KA6IZYno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AB6CM.
No current licensee on record previously held this callsign.