UNITED KINGDOM (GB)

Locale Summary

Locale name	United Kingdom
ISO code	GB
Region	Europe

Numbers Summary

Mobile Prefixes	+447
Toll-Free Prefixes	+44808, +44800
National Prefixes	+4433

United Kingdom: Local, National Numbers

Requirements for Individuals

Information Required	Documentation Required	Acceptable Documentation One of the following
Address May be anywhere in the world*	No documentation required

Information Required

Documentation Required

Acceptable Documentation One of the following

Address

May be anywhere in the world*

No documentation required

Information Required	Address May be anywhere in the world*
Documentation Required	No documentation required
Acceptable Documentation One of the following

Information Required

Address

May be anywhere in the world*

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 Address May be anywhere in the world*	No documentation required
*Because Twilio’s services are VoIP-based, 112 or 999 dialing could become unavailable if there is a power cut, a power failure, or a failure of the Internet connection.

Information Required

Documentation Required

Acceptable Documentation One of the following

Business Address

May be anywhere in the world*

No documentation required

*Because Twilio’s services are VoIP-based, 112 or 999 dialing could become unavailable if there is a power cut, a power failure, or a failure of the Internet connection.

Information Required	Business Address May be anywhere in the world*
Documentation Required	No documentation required
Acceptable Documentation One of the following

Information Required

Business Address

May be anywhere in the world*

Documentation Required

No documentation required

Acceptable Documentation One of the following

*Because Twilio’s services are VoIP-based, 112 or 999 dialing could become unavailable if there is a power cut, a power failure, or a failure of the Internet connection.

United Kingdom: Mobile, Toll-Free Numbers

Requirements for Individuals

Information Required	Documentation Required	Acceptable Documentation One of the following
None

Information Required	None
Documentation Required
Acceptable Documentation One of the following

Requirements for Businesses

Information Required	Documentation Required	Acceptable Documentation One of the following
None

Information Required	None
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.