Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT4DMC callsign genealogy
Currently held by Christhilf, David M
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 KT4DMC's current licensee, walking backwards.
- Christhilf, David MVAgranted 2017-08-31cancelled 2017-09-19
Successor callsigns
Callsigns held now by people who previously held KT4DMC.
No current licensee on record previously held this callsign.