Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI5OR callsign genealogy
Currently held by Groves, Ralph S
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 AI5OR's current licensee, walking backwards.
- Groves, Ralph SOKgranted 2014-05-06cancelled 2024-02-12
Successor callsigns
Callsigns held now by people who previously held AI5OR.
No current licensee on record previously held this callsign.