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: 13,377
PO Box Addresses: 3,979
Residential Addresses: 167,623
Multi-Family Addresses: 28,953
Single Family Addresses: 138,088
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Map of Howard County, MD ZIP Codes With Actual (Default) City Names