Walla Walla County, Washington Zip Codes

Zip Code	City	Population
99362	Walla Walla	43,028
99324	College Place	10,076
99323	Burbank	4,219
99361	Waitsburg	1,668
99348	Prescott	1,590
99360	Touchet	1,400
99329	Dixie	156
99363	Wallula	96

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.