Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1RAN callsign genealogy
Currently held by Nadeau, Richard A
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 K1RAN's current licensee, walking backwards.
- Nadeau, Richard ANHgranted 2010-06-21cancelled 2010-08-07
Successor callsigns
Callsigns held now by people who previously held K1RAN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1RAN, oldest first.
- CURTIS, FREDERICK L MA1987-10-20 → cancelled 1999-10-21
- Nadeau, Richard A NH2020-06-09 active