Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1JMT callsign genealogy
Currently held by TYRRELL, JO AN 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 K1JMT's current licensee, walking backwards.
- TAYLOR, JOHN MVTgranted 2024-07-02cancelled 2024-09-24
Successor callsigns
Callsigns held now by people who previously held K1JMT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1JMT, oldest first.
- TYRRELL, JO AN M NH2000-09-19 → cancelled 2012-09-20
- TAYLOR, JOHN M VT2024-09-24 active