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 Frederick County Address Data
Businesses Addresses: 9,262
PO Box Addresses: 5,964
Residential Addresses: 121,754
Multi-Family Addresses: 10,129
Single Family Addresses: 110,904
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Map of Frederick County, MD ZIP Codes With Actual (Default) City Names
