USPS Web Tools: Address Validation

api

api_key

search security

REST API for USPS address validation and standardization. Base: secure.shippingapis.com

https://secure.shippingapis.com/ShippingAPI.dll

Resources

docswww.usps.com/business/web-tools-apis/address-information.htm ↗

homepagewww.usps.com/business/web-tools-apis ↗

API endpoints

full doc /v1/registry/usps-address-validation-api