Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9AST callsign genealogy
Currently held by WILLIAMS SR, CHARLES L
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 N9AST's current licensee, walking backwards.
- Melton, Fred JILgranted 2024-04-11cancelled 2024-05-07
Successor callsigns
Callsigns held now by people who previously held N9AST.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9AST, oldest first.
- WILLIAMS SR, CHARLES L IN1994-12-02 → cancelled 2006-12-05
- Melton, Fred J IL2024-05-07 active