Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NK6J callsign genealogy
Currently held by ESHEIM, TSUMUGI
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 NK6J's current licensee, walking backwards.
- Jahns, Dustin TCAgranted 2023-05-18cancelled 2023-11-10
Successor callsigns
Callsigns held now by people who previously held NK6J.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NK6J, oldest first.
- ESHEIM, TSUMUGI CA2011-08-30 → cancelled 2023-10-24
- Jahns, Dustin T CA2023-11-10 active