N399NS

1991 Aerospatiale AS350 B2 ECUREUIL

Helicopter · serial 2505

Valid registration

Registered with the FAA until Mar 31, 2028.

Registered owner

Northstar Trekking LLC

Owner type: LLC
Address: 1910 Renshaw Way, Juneau, AK 99801
Fleet: 8 aircraft registered to this owner

Aircraft

Make and model: Aerospatiale AS350 B2 ECUREUIL
Year built: 1991
Serial number: 2505
Type: Helicopter · Land
Engines: 1 × Turboshaft · Turbomeca ARRIEL 1SER · 681 hp
Seats: 6
Weight class: Up to 12,499 lb
Certification: Type certificated · Standard airworthiness (issued Feb 24, 1992)
Mode S code: A4A575 (the transponder's ICAO address, used by ADS-B flight trackers)
Registered since: Mar 15, 2018 · last FAA action Apr 28, 2023

What a Airbus H125 (AS350) looks likePhoto of a Airbus H125 (AS350), not this aircraft: Cjp24, CC BY-SA 4.0, via Wikimedia Commons

Check the official record

This page mirrors the FAA's public registry file dated Oct 30, 2026. The FAA's own N-number inquiry is the official record, with the full owner address and documents.

Where is it now?

The registry doesn't show where an aircraft is flying. Flight trackers do, by tail number or Mode S code A4A575: FlightAware or ADS-B Exchange. Some owners block tracking through the FAA's privacy programs.

Something wrong?

Owners update their registration with the FAA Aircraft Registry; changes appear here the day after the FAA publishes them. Email admin@whoownsthisplane.com about how this site shows a record.