Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1SIN callsign genealogy
Currently held by Munro, Chadley
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 N1SIN's current licensee, walking backwards.
- Munro, Chadley SAZgranted 2014-03-07cancelled 2014-04-04
Successor callsigns
Callsigns held now by people who previously held N1SIN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1SIN, oldest first.
- BONENFANT, LUKE M NH1994-07-13 → cancelled 2006-07-14
- Munro, Chadley AZ2025-07-22 active