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Address Validation in Chek

Chek uses a multi-source approach to address validation to help ensure accurate and reliable results across different regions and use cases.

What data sources does Chek use for address validation?​

For security and system architecture reasons, we do not disclose the complete list of third-party APIs or data sources integrated into Chek.

However, we can confirm that Chek uses Google APIs alongside other industry-standard providers to support address validation. This approach allows us to combine Google's global coverage and robust capabilities with specialized and localized data from trusted providers.

By using multiple data sources, Chek can help provide accurate address validation across different countries, regions, and address formats.

Why does Chek use multiple data sources?​

Address formats and postal systems can vary significantly between countries and regions. Using multiple sources helps Chek account for these differences and improve the reliability of validation results.

Our system is designed to combine information from different providers to support:

  • Global address coverage across different countries and regions
  • Localized address data for specific markets and postal systems
  • Improved accuracy and reliability when validating customer addresses
  • Consistent validation across different address formats and use cases

Do you disclose all third-party providers?​

No. We do not disclose the full list of third-party APIs, providers, or data sources used within our system. This information is kept confidential for security and system architecture reasons.

We can confirm that Google APIs are among the services used, together with other industry-standard providers.

If you have any further questions about address validation or how Chek processes addresses, please contact our support team at [email protected].