Olney zip code

Zip code in Olney, MD

The location Olney belongs to Montgomery County, state of Maryland. Olney has 2 zip codes which you can see in the following table.

Olney is the official name of the location so if you want to use the US Postal Service you must use that name.

Zip code Type Population
20830 PO BOX 360
20832 STANDARD 25,270