Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3MTC callsign genealogy
Currently held by MOUNTAIN TOP CONTESTERS
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 W3MTC's current licensee, walking backwards.
- Combs, Michael TKYgranted 2021-10-05cancelled 2021-10-23
Successor callsigns
Callsigns held now by people who previously held W3MTC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3MTC, oldest first.
- MOUNTAIN TOP CONTESTERS MD2005-05-24 → cancelled 2017-05-25
- Combs, Michael T KY2021-10-23 active