Confidence: Medium · Source: FCC ULS · As of 2026-09-12
ND7J callsign genealogy
Currently held by MARVIN, JAMES D
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 ND7J's current licensee, walking backwards.
- CIESZENSKI, ROBERTNCgranted 2013-03-07cancelled 2014-08-12
Successor callsigns
Callsigns held now by people who previously held ND7J.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign ND7J, oldest first.
- MARVIN, JAMES D OR1988-03-22 → cancelled 2000-03-23
- BIRD, ALVIS L WA2002-07-09 → cancelled 2014-07-10
- CIESZENSKI, ROBERT A NC2024-08-03 active