Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI7TYG callsign genealogy
Currently held by Hamm Jr, Samuel J
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 KI7TYG's current licensee, walking backwards.
- Gurley, Amy CORgranted 2023-06-27cancelled 2023-07-15
Successor callsigns
Callsigns held now by people who previously held KI7TYG.
- Hamm Jr, Samuel JWAgranted 2018-03-02
All historical holders
Every license row we've seen with the callsign KI7TYG, oldest first.
- Hamm Jr, Samuel J WA2018-02-09 → cancelled 2018-03-02
- Gurley, Amy C OR2023-07-15 active