Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI0DI callsign genealogy
Currently held by Oswood, Mark C
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 KI0DI's current licensee, walking backwards.
- KD1PXno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KI0DI.
- Oswood, Mark CMNgranted 2025-11-21