Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1MDC callsign genealogy
Currently held by Culbertson, Mike D
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 K1MDC's current licensee, walking backwards.
- Culbertson, Mike DORgranted 2006-07-26cancelled 2007-07-13
Successor callsigns
Callsigns held now by people who previously held K1MDC.
- Culbertson, Michael DORgranted 2011-05-14cancelled 2023-05-16