Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI7HR callsign genealogy
Currently held by Rigby, David L
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 AI7HR's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AI7HR.
- Rigby, David LIDgranted 2021-08-31