Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3MJT callsign genealogy
Currently held by Tobin, Michael 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 K3MJT's current licensee, walking backwards.
- Tobin, Michael JMIgranted 2017-04-05cancelled 2018-04-24
Successor callsigns
Callsigns held now by people who previously held K3MJT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3MJT, oldest first.
- BOUCHER, NORRIS R PA1994-12-07 → cancelled 2006-12-08
- Tobin, Michael J MI2018-04-24 active