Guidelines

Finland (FI)

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

Numbers Summary
Mobile Prefixes	+35845
Toll-Free Prefixes	+358800
National Prefixes	+35875

Finland: Local Numbers

Requirements for Individuals

Information required	Documentation required	Acceptable Documentation One of the following
Name	Proof of Identity	Government-issued ID Passport
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	Government-issued ID showing address Utility bill Tax notice Rent receipt Title deed
ID Document Number The number appearing on the Government-issued ID or Passport
Purpose/Use Case Choose Transactional, Promotional, or Verification

Requirements for Businesses

Information required	Documentation required	Acceptable Documentation One of the following
Business Name	Proof of Business Identity If registered in Finland, provide the Trade Register extract (kaupparekisteriote) — obtainable here.	Commercial registry or equivalent
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	Commercial registry or equivalent showing address Utility bill Tax notice Rent receipt Title deed
Business Registration Number Finnish businesses provide Y-tunnus (e.g., 1234567-8). Foreign-registered businesses provide the equivalent registration number from country of origin.
Business Website Public facing website or verified social media account
Business Purpose/Use Case Choose Transactional, Promotional, or Verification
Authorized Representative Name
Authorized Representative’s Contact Email Use of personal email domains may require additional vetting; alias emails are not permitted.

Finland: Mobile, National, Toll-Free Numbers

Requirements for Individuals

Information required	Documentation required	Acceptable Documentation One of the following
Name	Proof of Identity	Government-issued ID Passport
Address Must be within Finland; a PO box is not acceptable.	Proof of Address	Government-issued ID showing address Utility bill Tax notice Rent receipt Title deed
ID Document Number The number appearing on the Government-issued ID or Passport
Purpose/Use Case Choose Transactional, Promotional, or Verification

Requirements for Businesses

Information required	Documentation required	Acceptable Documentation One of the following
Business Name	Proof of Business Identity If registered in Finland, provide the Trade Register extract (kaupparekisteriote) — obtainable here.	Commercial registry or equivalent
Business Address Must be within Finland; a PO box is not acceptable.	Proof of Address	Commercial registry or equivalent showing address Utility bill Tax notice Rent receipt Title deed
Business Registration Number Finnish businesses provide Y-tunnus (e.g., 1234567-8). Foreign-registered businesses provide the equivalent registration number from country of origin
Business Website Public facing website or verified social media account
Business Purpose/Use Case Choose Transactional, Promotional, or Verification
Authorized Representative Name
Authorized Representative’s Contact Email Use of personal email domains may require additional vetting; alias emails are not permitted.

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.