Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.
ZIP Codes in Dewey County Address Data
Businesses Addresses: 581
PO Box Addresses: 2,453
Residential Addresses: 2,681
Multi-Family Addresses: 227
Single Family Addresses: 2,454
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Map of Dewey County, SD ZIP Codes With Actual (Default) City Names