Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM7AMS callsign genealogy
Currently held by Barrett, Austin 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 KM7AMS's current licensee, walking backwards.
- Barrett, Austin AUTgranted 2025-04-23cancelled 2025-04-30
Successor callsigns
Callsigns held now by people who previously held KM7AMS.
- Barrett, Austin ACOgranted 2025-05-20