Confidence: Medium · Source: FCC ULS · As of 2026-09-14
ND6J callsign genealogy
Currently held by RYAN, JOHN
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 ND6J's current licensee, walking backwards.
- Jenkins, Duane RCAgranted 2001-07-10cancelled 2002-08-13
Successor callsigns
Callsigns held now by people who previously held ND6J.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign ND6J, oldest first.
- RYAN, JOHN CA1987-09-01 → cancelled 1999-09-02
- Jenkins, Duane R CA2024-07-03 active