Accurate address data is the backbone of seamless business operations, whether it’s delivering products, mailing invoices, or ...
API documentation often ranks number one for how developers evaluate a technology and the USPS Web Tools APIs reference docs are only available as PDFs, so we decided to start there. We reverse ...
Applies all relevant standards defined in USPS Publication 28 to one or more given US street addresses. See the Documentation section below for more details. Does not provide address validation or ...
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