Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7AMG callsign genealogy
Currently held by Grandstaff, Anthony 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 K7AMG's current licensee, walking backwards.
- Catterick, AndyORgranted 2023-02-03cancelled 2023-02-24
Successor callsigns
Callsigns held now by people who previously held K7AMG.
- Grandstaff, Anthony MNVgranted 2019-08-20
All historical holders
Every license row we've seen with the callsign K7AMG, oldest first.
- Grandstaff, Anthony M NV2017-01-18 → cancelled 2019-08-20
- Catterick, Andy OR2023-02-24 active