Washington Zip code

Washington Postcode / Washington Zip code

Washington postcode also known Washington Zip codes, introduced by the United States Postal Service (USPS) in 1963, are numerical codes used to identify specific geographic regions for mail delivery. and Washington zip code used a 5-digit postal format XXXXX, The first 3 digit represent the postal delivery zone code, and last 2 digit represent the Post office in the Washington.

There are total 733 zipcode code in Washington and range of zipcode is 98002 to 99403.

for example zip code for Washington 99363, where 993 is Washington delivery zone code and 63 is Post office in WALLULA.

View all the zip code on map of Washington by clicking on our mapview appliction

1. What is the format of zip codes in Washington?
Washington zip codes follow the standard 5-digit format, starting with the number - 980.

2. How many zip codes are there in Washington?
There are approximately 733 zip codes in Washington, covering a vast area of the state.

3. Do all areas in Washington have zip codes?
Yes, almost all populated areas in Washington are assigned a unique zip code for mail delivery purposes.