SOUTH KOREA (KR)

Country Summary

Country name	South Korea
ISO code	KR
Region	Asia
Major carriers	SK Telecom, KT, LG U+

Numbers Summary

Mobile Prefixes	+821
Toll-Free Prefixes	+82308

South Korea: Mobile Numbers

Requirements for Individuals

Information Required	Documentation Required	Acceptable Documentation One of the following
Name	Proof of Identity	Government-issued ID Passport

Information Required	Name
Documentation Required	Proof of Identity
Acceptable Documentation One of the following	Government-issued ID Passport

Requirements for Businesses

Information Required	Documentation Required	Acceptable Documentation One of the following
Business Name	Proof of Identity	Business registration

Information Required	Business Name
Documentation Required	Proof of Identity
Acceptable Documentation One of the following	Business registration

South Korea: Toll-Free, VoIP Numbers

Requirements for Individuals

Information Required	Documentation Required	Acceptable Documentation One of the following
Name	Proof of Identity	Government-issued ID Passport
Address	No documentation required

Information Required	Name
Documentation Required	Proof of Identity
Acceptable Documentation One of the following	Government-issued ID Passport

Information Required	Address
Documentation Required	No documentation required
Acceptable Documentation One of the following

Requirements for Businesses

Information Required	Documentation Required	Acceptable Documentation One of the following
Business Name	Proof of Identity	Business registration
Business Address	No documentation required

Information Required	Business Name
Documentation Required	Proof of Identity
Acceptable Documentation One of the following	Business registration

Information Required	Business Address
Documentation Required	No documentation required
Acceptable Documentation One of the following

For the benefit of all our customers, these guidelines are provided to help you comply with applicable requirements and to help ensure Twilio's platform remains compliant with global telecommunications ecosystem requirements. These guidelines represent our current understanding of common compliance requirements generally applicable to Twilio and its customers, and do not constitute legal advice. By posting these guidelines, Twilio makes no assurances regarding the legal compliance of your application built using our APIs. You are expected to understand and abide by all compliance obligations applicable to your specific application. You should check these pages regularly for updates as telecommunications ecosystem requirements continue to evolve and change, and the information below may be updated or changed without notice.