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: 33,759
PO Box Addresses: 10,588
Residential Addresses: 486,169
Multi-Family Addresses: 114,672
Single Family Addresses: 370,182
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Map of Baltimore County, MD ZIP Codes With Actual (Default) City Names
