--- title: "Address Validation Service (End of Life)" slug: "address-validation-service-end-of-life" updated: 2026-04-24T08:46:33Z published: 2026-05-19T17:06:10Z canonical: "help.idibilling.com/address-validation-service-end-of-life" --- > ## Documentation Index > Fetch the complete documentation index at: https://help.idibilling.com/llms.txt > Use this file to discover all available pages before exploring further. # Address Validation Service (End of Life) > [!CAUTION] > [End of Life Notice](/v1/docs/end-of-life-notice-address-validation-soap-service) for this API was sent out on 9/10/2019. Please use the [Address Validation Management API](/v1/docs/address-validation-management) instead. --- **Purpose:** The Address Validation Service is used to validate that an address input by a user is valid using USPS, Basic, or CoreLogic. **Protocol:** SOAP **API Documentation:** [Address Validation API](https://support.idibilling.com/webapi/Address Validation Service API Documentation/)