ZIP Code 99003 is located in the county of Spokane in the state of Washington. 99003 ZIP Code is spread between the coordinates of +47.9222642 Latitude and -117.31931979 Longitude. 99003 ZIP Code is part of the 509 area code. There are 0 postal offices in zip code 99003.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 99003. 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.