Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9KJK callsign genealogy
Currently held by PATTON, ARNOLD A
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 N9KJK's current licensee, walking backwards.
- Patton, Arnold AWIgranted 2006-11-14cancelled 2006-12-05
Successor callsigns
Callsigns held now by people who previously held N9KJK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9KJK, oldest first.
- PATTON, ARNOLD A WI1992-03-03 → cancelled 2004-03-04
- Patton, Arnold A WI2016-10-12 active