Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1RST callsign genealogy
Currently held by Rust, John 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 N1RST's current licensee, walking backwards.
- Rust, John DMEgranted 2026-07-14cancelled 2026-08-01
Successor callsigns
Callsigns held now by people who previously held N1RST.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1RST, oldest first.
- LETO, RICHARD NH1997-09-02 → cancelled 2006-04-27
- Rust, John D ME2026-08-01 active