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 Baltimore County Address Data
Businesses Addresses: 32,912
PO Box Addresses: 8,370
Residential Addresses: 496,401
Multi-Family Addresses: 117,299
Single Family Addresses: 378,009
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Map of Baltimore County, MD ZIP Codes With Actual (Default) City Names
