Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1SHL callsign genealogy
Currently held by Shlapunov, Nicolai
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 N1SHL's current licensee, walking backwards.
- Shlapunov, NicolaiMNgranted 2020-08-21cancelled 2020-09-09
Successor callsigns
Callsigns held now by people who previously held N1SHL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1SHL, oldest first.
- PERRY, ANGELA G ME1995-02-06 → cancelled 2006-07-14
- Shlapunov, Nicolai MN2020-09-09 active