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Welcome to the SureAddress API Guide

Your complete resource for address validation and geocoding integration

The SureAddress API provides address validation, standardization, and geocoding services — ensuring accurate tax jurisdiction assignment for every transaction. Use this guide to integrate address verification into your order entry, checkout, and compliance systems.

Quick Start Guide

Get your first address validation running in minutes. Covers authentication, basic requests, and response handling.

API Reference

Full endpoint documentation with request/response schemas, field definitions, geocode data, and code samples.

Common Use Cases

Real-world scenarios including address standardization, geocoding for tax jurisdiction, batch address validation, checkout integration, and rooftop-level precision lookups.

Get Started with the Quick Start Guide