Country Summary

Country nameAustria
ISO codeAT
RegionEurope
Major carriers3, A1, Orange, UPC, MASS Respones

Numbers Summary

Mobile Prefixes+436
Toll-Free Prefixes+43800
National Prefixes+43720

Austria: Local Numbers

Requirements for Individuals

Information RequiredDocumentation RequiredAcceptable Documentation One of the following

Name

Proof of Identity

  • Government-issued ID
  • Passport
  • Bank confirmation of identity 

Address

Must be within locality or region covered by the phone number's prefix; a PO Box is not acceptable where a local address is required.

Proof of Local Address

  • Government-issued ID showing matching address
  • Utility bill
  • Tax notice
  • Rent receipt
  • Title deed

Academic Degree

Optional: EU or EEA countries only

No documentation required

Date of Birth

No documentation required

Information Required

Name

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Government-issued ID
  • Passport
  • Bank confirmation of identity 
Information Required

Address

Must be within locality or region covered by the phone number's prefix; a PO Box is not acceptable where a local address is required.

Documentation Required

Proof of Local Address

Acceptable Documentation One of the following
  • Government-issued ID showing matching address
  • Utility bill
  • Tax notice
  • Rent receipt
  • Title deed
Information Required

Academic Degree

Optional: EU or EEA countries only

Documentation Required

No documentation required

Acceptable Documentation One of the following
Information Required

Date of Birth

Documentation Required

No documentation required

Acceptable Documentation One of the following

Requirements for Businesses

Information RequiredDocumentation RequiredAcceptable Documentation One of the following

Business Name

Proof of Identity

  • Excerpt from company book or registration

Business Address

Must be within locality or region covered by the phone number's prefix; a PO Box is not acceptable where a local address is required.

Proof of Local Address

  • Excerpt from company book or registration showing matching address
  • Utility bill
  • Tax notice
  • Rent receipt 
  • Title deed

Name of Authorized Representative

Proof of Identity

  • Government-issued ID
  • Passport
  • Bank confirmation of identity 
Information Required

Business Name

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Excerpt from company book or registration
Information Required

Business Address

Must be within locality or region covered by the phone number's prefix; a PO Box is not acceptable where a local address is required.

Documentation Required

Proof of Local Address

Acceptable Documentation One of the following
  • Excerpt from company book or registration showing matching address
  • Utility bill
  • Tax notice
  • Rent receipt 
  • Title deed
Information Required

Name of Authorized Representative

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Government-issued ID
  • Passport
  • Bank confirmation of identity 

Austria: Mobile, National Numbers

Requirements for Individuals

Information RequiredDocumentation RequiredAcceptable Documentation One of the following

Name

Proof of Identity

  • Government-issued ID
  • Passport
  • Bank confirmation of identity 

Address

Must be within Austria

Proof of Austrian Address

  • Government-issued ID showing Austrian address
  • Utility bill
  • Tax notice
  • Rent receipt
  • Title deed

Academic Degree

Optional: EU or EEA countries only

No documentation required

Date of Birth

No documentation required

Information Required

Name

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Government-issued ID
  • Passport
  • Bank confirmation of identity 
Information Required

Address

Must be within Austria

Documentation Required

Proof of Austrian Address

Acceptable Documentation One of the following
  • Government-issued ID showing Austrian address
  • Utility bill
  • Tax notice
  • Rent receipt
  • Title deed
Information Required

Academic Degree

Optional: EU or EEA countries only

Documentation Required

No documentation required

Acceptable Documentation One of the following
Information Required

Date of Birth

Documentation Required

No documentation required

Acceptable Documentation One of the following

Requirements for Businesses

Information RequiredDocumentation RequiredAcceptable Documentation One of the following

Business Name

Proof of Identity

  • Excerpt from company book or registration

Business Address

Must be within Austria

Proof of Austrian Address

  • Excerpt from company book or registration showing Austrian address
  • Utility bill
  • Tax notice
  • Rent receipt 
  • Title deed

Name of Authorized Representative

Proof of Identity

  • Government-issued ID
  • Passport
  • Bank confirmation of identity 
Information Required

Business Name

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Excerpt from company book or registration
Information Required

Business Address

Must be within Austria

Documentation Required

Proof of Austrian Address

Acceptable Documentation One of the following
  • Excerpt from company book or registration showing Austrian address
  • Utility bill
  • Tax notice
  • Rent receipt 
  • Title deed
Information Required

Name of Authorized Representative

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Government-issued ID
  • Passport
  • Bank confirmation of identity 

Austria: Toll-Free Numbers

Requirements for Individuals

Information RequiredDocumentation RequiredAcceptable Documentation One of the following

Name

Proof of Identity

  • Government-issued ID
  • Passport
  • Bank confirmation of identity 

Address

Must be within Austria

No documentation required

Information Required

Name

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Government-issued ID
  • Passport
  • Bank confirmation of identity 
Information Required

Address

Must be within Austria

Documentation Required

No documentation required

Acceptable Documentation One of the following

Requirements for Businesses

Information RequiredDocumentation RequiredAcceptable Documentation One of the following

Business Name

Proof of Identity

  • Excerpt from company book or registration 

Business Address

Must be within Austria

No documentation required

Name of Authorized Representative

Proof of Identity

  • Government-issued ID
  • Passport
  • Bank confirmation of identity 
Information Required

Business Name

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Excerpt from company book or registration 
Information Required

Business Address

Must be within Austria

Documentation Required

No documentation required

Acceptable Documentation One of the following
Information Required

Name of Authorized Representative

Documentation Required

Proof of Identity

Acceptable Documentation One of the following
  • Government-issued ID
  • Passport
  • Bank confirmation of identity 

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.