Explore ZIP codes in Washington, Ohio. This city has 20 unique ZIP Codes. Find the ZIP code for any area in Washington.
Barlow
Bartlett
Belpre
Beverly
Coal Run
Cutler
Fleming
Little Hocking
Lowell
Lower Salem
Macksburg
Marietta
New Matamoras
Newport
Reno
Vincent
Waterford
Watertown
Whipple
Wingett Run