Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9EHS callsign genealogy
Currently held by Kotlarz, Judy
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 N9EHS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N9EHS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9EHS, oldest first.
- Kotlarz, Judy IN2008-12-22 → cancelled 2012-07-04
- Kotlarz, Frank N IN2022-09-09 active