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 Saint Charles County Address Data
Businesses Addresses: 10,398
PO Box Addresses: 1,553
Residential Addresses: 169,949
Multi-Family Addresses: 16,528
Single Family Addresses: 153,051
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Map of Saint Charles County, MO ZIP Codes With Actual (Default) City Names