Zip code 99363

Zip code 99363, WA

The zip code 99363, type po box, belongs to Wallula . It is part of the county Walla Walla County, state of Washington. It has an estimated population of 200.

The postal code 99363 has only one denomination. If you are going to use the postal service be sure to use only those denominations marked as official (Wallula).