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 Howard County Address Data
Businesses Addresses: 13,410
PO Box Addresses: 3,889
Residential Addresses: 168,178
Multi-Family Addresses: 29,130
Single Family Addresses: 138,464
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Map of Howard County, MD ZIP Codes With Actual (Default) City Names
