Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB7GS callsign genealogy
Currently held by WALKER, ROBERT M
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 AB7GS's current licensee, walking backwards.
- SMITH, GARY RIDgranted 2018-05-18cancelled 2023-10-31
Successor callsigns
Callsigns held now by people who previously held AB7GS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AB7GS, oldest first.
- WALKER, ROBERT M OR2004-05-25 → cancelled 2016-06-01
- SMITH, GARY R ID2023-10-31 active