Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4MDI callsign genealogy
Currently held by Hostetler, Scott T
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 K4MDI's current licensee, walking backwards.
- Hostetler, Scott TSCgranted 2016-06-10cancelled 2017-10-21
Successor callsigns
Callsigns held now by people who previously held K4MDI.
No current licensee on record previously held this callsign.