This website does readability filtering of other pages. All styles, scripts, forms and ads are stripped. If you want your website excluded or have other feedback, use this form.

ISO 639-3 |

Skip to main content

ISO 639-3

This is the official site of the ISO 639-3 Registration Authority and thus is the only one authorized by ISO. Please read the section on "Information on ISO 639-3" to learn about the Standard. 


The history of any change request may be viewed on its documentation page of the pattern:
[iso639-3.sil.org]

Likewise, the history of any code element may be viewed on its documentation page of the pattern:
[iso639-3.sil.org]


If you have questions concerning ISO 639-3 please contact us at:

SIL International
​ISO 639-3 Registrar
7500 W. Camp Wisdom Road
Dallas, TX  75236

Email: [email protected]
​Phone: +1 972 708 7400 x2100