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Comma-Separated Values (CSV) Text File
Official U.S. Postal Service five digit ZIP Code
If the ZIP Code is a Point ZIP Code with a corresponding ZCTA, this will have the ZCTA.
U.S. Postal Service ZIP Code database type codes:B = Single High-volume AddressM = APO/FPO MilitaryE = P.O. Box OnlyNo value indicates standard general delivery
Official U.S. Postal Service state abbreviation