UNITED KINGDOM (GB)

Country Summary

Country nameUnited Kingdom
ISO codeGB
RegionEurope
Major carriersT-Mobile, O2, Vodafone, 3, EE

Numbers Summary

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

United Kingdom: Local, National Numbers

Requirements for Individuals

Information RequiredDocumentation RequiredAcceptable 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

Requirements for Businesses

Information RequiredDocumentation RequiredAcceptable 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

*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 RequiredDocumentation RequiredAcceptable Documentation One of the following

None

Information Required

None

Documentation Required
Acceptable Documentation One of the following

Requirements for Businesses

Information RequiredDocumentation RequiredAcceptable 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.