Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI6ZI callsign genealogy
Currently held by McDowell, Andrew J
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 AI6ZI's current licensee, walking backwards.
- McDowell, Andrew JCAgranted 2017-09-19cancelled 2017-10-10
Successor callsigns
Callsigns held now by people who previously held AI6ZI.
No current licensee on record previously held this callsign.