Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9MTB callsign genealogy
Currently held by Garrett, Jacob
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 K9MTB's current licensee, walking backwards.
- Garrett, JacobUTgranted 2020-09-30cancelled 2020-10-20
Successor callsigns
Callsigns held now by people who previously held K9MTB.
No current licensee on record previously held this callsign.