Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1MM callsign genealogy
Currently held by Vendt, Tim
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 KB1MM's current licensee, walking backwards.
- VENDT, TIMOTHY PNHgranted 2021-03-23cancelled 2021-06-02
Successor callsigns
Callsigns held now by people who previously held KB1MM.
- VENDT, TIMOTHY PNHgranted 2021-03-23cancelled 2021-06-02
All historical holders
Every license row we've seen with the callsign KB1MM, oldest first.
- VENDT, TIMOTHY P NH2016-03-01 → cancelled 2021-03-23
- Vendt, Tim MO2021-06-02 active