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 Chester County Address Data
Businesses Addresses: 21,181
PO Box Addresses: 8,986
Residential Addresses: 236,054
Multi-Family Addresses: 18,254
Single Family Addresses: 214,407
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Map of Chester County, PA ZIP Codes With Actual (Default) City Names
