N638HP - Learjet INC 31A Aircraft Registration

LJ31

LEARJET INC 31A

Aircraft Description

N638HP is a Learjet INC 31A, a twin-engine turbo-fan aircraft registered to Boulder Falcon LLC in Salt Lake City, UT. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on January 11, 2001. The registration certificate was issued on March 15, 2025. The registration is set to expire on March 31, 2032. Powered by a Honeywell TFE-731-SER engine producing 4000 pounds of thrust, N638HP is. The aircraft's Mode S transponder code is A85C31 (hex), used for ADS-B identification and flight tracking. N638HP was last tracked by AviatorDB at coordinates 36.0714, -115.2629 on January 27, 2026. The FAA registry record for N638HP was last updated on March 15, 2025. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Learjet, now part of Bombardier Aviation, produced lightweight, fast business jets that became synonymous with private aviation. From the original Lear 23 to the Learjet 75 Liberty, the brand symbolizes speed and luxury in business aviation. AviatorDB tracks 858 Learjet INC aircraft currently registered in the FAA database, including the 31A model.

AviatorDB has found no NTSB accident or incident reports involving N638HP. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
Manufacturer
LEARJET INC
Model
31A
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
Weight Class
12,500–19,999 lbs
Airworthiness Date
January 11, 2001
Classification
Standard Transport Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
March 15, 2025

Registered Owner

Name
BOULDER FALCON LLC
Address
2121 S MCCLELLAND ST STE 303
City
SALT LAKE CITY
State / Zip Code
Utah84106-2565
Country
United States

Powerplant & Avionics

Engine Type
Turbo-fan
Number of Engines
2
Engine Manufacturer
HONEYWELL
Engine Model
TFE-731-SER
Thrust
4000 lbs
Mode S Code (Oct)
52056061
Mode S Code (Hex)
A85C31

Additional Details

Registration
N638HP
Serial Number
219
Number of Engines
2
Number of Seats
10
Expiration Date
March 31, 2032
Last Action Date
March 15, 2025
Last Update Date
January 19, 2026
Unique ID
00743735

Last Known Position

Date
January 27, 2026 (UTC 23:59:58)
Airport
Latitude
36.071365
Longitude
-115.26289

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-05-15 01:32:20 UTC