Aviation English
Phonetic Alphabet

¿Qué es Seis?

Seis The ICAO/FAA radiotelephony spelling for the numeral '6'. Used for unambiguous communication of headings, altitudes, frequencies, and runways in ATC phraseology.

Source: ICAO Doc 9432, FAA PCG

How is “Seis” Used in Practice?

Mantenga rumbo dos cuatro seis, descienda y mantenga seis mil pies.

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Learn “Seis” Free with Termify

Master Seis and 4,071+ professional terms with native pronunciation, IPA transcriptions and career quizzes. 100% free, forever.

Download Free for iOS

Frequently Asked Questions

¿Qué es Seis?

The ICAO/FAA radiotelephony spelling for the numeral '6'. Used for unambiguous communication of headings, altitudes, frequencies, and runways in ATC phraseology.

Where can I learn this term for free?

Termify is a 100% free professional English app that teaches Seis 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.

Last updated: