Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9JRH callsign genealogy
Currently held by Hudzinski, Jacob R
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 N9JRH's current licensee, walking backwards.
- Hudzinski, Jacob RWIgranted 2017-01-09cancelled 2018-03-02
Successor callsigns
Callsigns held now by people who previously held N9JRH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9JRH, oldest first.
- PEELMAN, KATHLEEN S IL2000-07-18 → cancelled 2012-05-23
- Hudzinski, Jacob R WI2018-03-02 active