Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU1I callsign genealogy
Currently held by Hahn, Ethan 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 KU1I's current licensee, walking backwards.
- Hahn, EthanWAgranted 2024-04-18cancelled 2024-11-05
Successor callsigns
Callsigns held now by people who previously held KU1I.
- Hahn, Ethan JWAgranted 2025-08-19
All historical holders
Every license row we've seen with the callsign KU1I, oldest first.
- Kushi, Francis X VT2012-08-14 → cancelled 2024-08-15
- Hahn, Ethan J WA2024-11-05 → cancelled 2025-08-19