Aviation English
Phonetic Alphabet

What is Hundred?

Hundred The ICAO/FAA standard radiotelephony word for the figure '100' when transmitting altitudes, flight levels, and headings in multiples of one hundred.

Source: ICAO Doc 9432, FAA PCG

How is “Hundred” Used in Practice?

Climb and maintain flight level two one zero, that's flight level two one zero, two one zero means two one zero hundred feet.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

What is Hundred?

The ICAO/FAA standard radiotelephony word for the figure '100' when transmitting altitudes, flight levels, and headings in multiples of one hundred.

Where can I learn this term for free?

Termify is a 100% free professional English app that teaches Hundred and 4,071+ other industry terms with native pronunciation, IPA transcriptions and career quizzes. Available on iOS in 23 languages. No subscription, no credit card required.

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