Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI6DC callsign genealogy
Currently held by Grose, Jonathan
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 AI6DC's current licensee, walking backwards.
- Grose, JonathanCAgranted 2011-12-22cancelled 2014-08-18
Successor callsigns
Callsigns held now by people who previously held AI6DC.
No current licensee on record previously held this callsign.