Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT0MMM callsign genealogy
Currently held by Dobrai, Thomas L
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 KT0MMM's current licensee, walking backwards.
- Dobrai, Thomas LSDgranted 2025-12-11cancelled 2025-12-30
Successor callsigns
Callsigns held now by people who previously held KT0MMM.
No current licensee on record previously held this callsign.