Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI5YS callsign genealogy
Currently held by Blankenship, Oliver 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 AI5YS's current licensee, walking backwards.
- Blankenship, Oliver JTXgranted 2025-08-27cancelled 2025-09-29
Successor callsigns
Callsigns held now by people who previously held AI5YS.
No current licensee on record previously held this callsign.