Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NA9N callsign genealogy
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 NA9N's current licensee, walking backwards.
- MARTY JR, RODNEY HWIgranted 1998-07-20cancelled 2003-07-02
Successor callsigns
Callsigns held now by people who previously held NA9N.
- VANDERPLOUGH, DAN AFLgranted 2017-08-14
All historical holders
Every license row we've seen with the callsign NA9N, oldest first.
- MARTY JR, RODNEY H WI2023-05-02 active
- —— → cancelled 1997-10-16