Guidelines

Spain (ES)

Locale Summary
Locale name	Spain
ISO code The International Organization for Standardization two character representation for the given locale.	ES
Region	Europe

Numbers Summary
Toll-Free Prefixes	+34900
National Prefixes	+3451 +34400 (Commercial Calls Outbound Only)

Spain: Commercial Calls Numbers*

Number Type	Capability	Prefix	Prescribed Use Case	KYC Requirement
Commerical Calls	Voice (Outbound Only)	+34400	Commercial and Telemarketing Calls	National

*Starting October 17, 2026, it will be prohibited to use any other type of number for commercial or telecommunications outbound calls in Spain.

Spain: Local Numbers

Requirements for Individuals

Information required	Documentation required	Acceptable Documentation One of the following
Name	Proof of Identity	Spanish national ID Spanish passport Spanish Residence card
Spanish Fiscal Identification Number DNI/NIF/NIE (Documento Nacional de Identidad / Número de Identificación Fiscal / Número de Identidad de Extranjero)	Proof of Spanish Fiscal Identification Number	Spanish national ID Spanish passport Spanish Residence card
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 Address	Spanish national ID Spanish residence card Utility bill Tax notice Rent receipt Title deed

Requirements for Businesses

Information required	Documentation required	Acceptable Documentation One of the following
Business Name	Proof of Identity	Business registration
Spanish Fiscal Identification Number CIF (Código de Identificación Fiscal)	Proof of Spanish Fiscal Identification Number	Business 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 Address	Business registration showing address Utility bill Tax notice Rent receipt Title deed

Spain: Mobile, National*, Toll-Free Numbers

Requirements for Individuals

Information required	Documentation required	Acceptable Documentation One of the following
Name	Proof of Identity	Spanish national ID Spanish passport Spanish Residence card
Spanish Fiscal Identification Number DNI/NIF/NIE (Documento Nacional de Identidad / Número de Identificación Fiscal / Número de Identidad de Extranjero)	Proof of Spanish Fiscal Identification Number	Spanish national ID Spanish passport Spanish Residence card
Address Must be within Spain	Proof of Address	Spanish national ID Spanish residence card Utility bill Tax notice Rent receipt Title deed

Requirements for Businesses

Information required	Documentation required	Acceptable Documentation One of the following
Business Name	Proof of Identity	Business registration
Spanish Fiscal Identification Number CIF (Código de Identificación Fiscal)	Proof of Spanish Fiscal Identification Number	Business registration
Business Address Must be within Spain	Proof of Address	Business registration showing address Utility bill Tax notice Rent receipt Title deed

*Spain national numbers include Commercial Calls (Outbound Only) numbers, i.e. the +34400 range

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.