ZIP Code 99033 is located in the county of Whitman in the state of Washington. 99033 ZIP Code is spread between the coordinates of +47.2249769 Latitude and -117.07529042 Longitude. 99033 ZIP Code is part of the 509 area code. There is 1 postal office in zip code 99033.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 99033. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.