Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6MT callsign genealogy
Currently held by RILEY, MATTHEW I
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 N6MT's current licensee, walking backwards.
- TULLIS, MARK CFLgranted 2009-12-18cancelled 2011-05-10
Successor callsigns
Callsigns held now by people who previously held N6MT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6MT, oldest first.
- RILEY, MATTHEW I CA2000-02-01 → cancelled 2011-04-21
- TULLIS, MARK C OH2021-05-26 active