Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4DY callsign genealogy
Currently held by Mitchell, Stephen P
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 AI4DY's current licensee, walking backwards.
- Mitchell, Stephen PFLgranted 2004-03-01cancelled 2004-03-01
- KB6QMVno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AI4DY.
No current licensee on record previously held this callsign.