A C/C++ API library for your application to verify U.S. mailing address formatting with Zip+4 and delivery point code. Ideal for mass mailing at discounted, pre-sorted bulk mail from the U.S. Post Office.
30 Day SummaryFeb 2 2020 — Mar 3 2020
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12 Month SummaryMar 3 2019 — Mar 3 2020
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