Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6AB callsign genealogy
Currently held by CLEMENTS, RALPH 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 K6AB's current licensee, walking backwards.
- MILLER, ALAN RCAgranted 1999-04-15cancelled 2000-06-20
Successor callsigns
Callsigns held now by people who previously held K6AB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6AB, oldest first.
- CLEMENTS, RALPH F CA1988-08-30 → cancelled 1990-10-30
- MILLER, ALAN R CA2020-03-26 active