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 Columbia County Address Data
Businesses Addresses: 391
PO Box Addresses: 1,045
Residential Addresses: 2,730
Multi-Family Addresses: 32
Single Family Addresses: 2,698
Advertisement
Map of Columbia County, WA ZIP Codes With Actual (Default) City Names