County Umatilla is located in the state of Oregon. Umatilla is spread between the coordinates of +45.6621192 Latitude and -118.78465881 Longitude. Umatilla has 13 zip codes, 18 cities, 1 area code and 8 post offices.
Below you will find more info about Umatilla and also zip codes, cities, area codes and the post offices that belong to this county.