Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4KMT callsign genealogy
Currently held by TUTTLE, MARCUS S
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 K4KMT's current licensee, walking backwards.
- Tuttle, Marcus SNCgranted 2006-12-22cancelled 2007-02-09
Successor callsigns
Callsigns held now by people who previously held K4KMT.
No current licensee on record previously held this callsign.