Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9LC callsign genealogy
Currently held by Sims, Gregory A
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 AB9LC's current licensee, walking backwards.
- Sims, Gregory AILgranted 1996-12-30cancelled 2005-06-29
Successor callsigns
Callsigns held now by people who previously held AB9LC.
No current licensee on record previously held this callsign.