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Federal Aviation Administration

News Stories

Recent Regulations and Guidelines

All Airworthiness Directives

Orders

Notices

All Orders and Notices

Look Up N-Numbers

N-Number format

An N-Number can be in any of these formats

  • One to five digits (N12345)
  • One to four digits followed by one letter (N1234Z)
  • One to three digits followed by two letters (N123AZ)

N-Numbers do not have

  • A zero (0) as the first digit
  • The letters I or O

COVID-19 Response

Drones/​Unmanned Aircraft Systems (UAS)

Check Airport Status and Delays

All flight delay information

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This page was originally published at: https://www.faa.gov/