Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1NIO callsign genealogy
Currently held by Houde, Robin L
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 K1NIO's current licensee, walking backwards.
- Houde, Robin LMAgranted 2017-02-02cancelled 2018-08-21
Successor callsigns
Callsigns held now by people who previously held K1NIO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1NIO, oldest first.
- Mayall, Bruce A MA2015-10-16 → cancelled 2018-06-05
- Houde, Robin L MA2018-08-21 active