Post Office in Benton County, WA

Explore all public post offices in Benton County, WA including locations, hours, and contact information.

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Benton City Post Office
909 Dale Avenue, Benton, WA 99320
509-588-2740
Kennewick Post Office
525 South Auburn Street, Kennewick, WA 99336
509-585-8310
Paterson Post Office
48801 W Prior Ave, Paterson, WA 99345
509-875-2531
Plymouth Post Office
72304 Southeast 3rd Avenue, Plymouth, WA 99346
509-783-1671
Prosser Post Office
1103 Meade Avenue, Prosser, WA 99350
509-786-0264
Richland Post Office
815 Jadwin Avenue, Richland, WA 99352
509-943-2044
West Richland Post Office
4801 West Van Giesen Street, West Richland, WA 99353
509-967-0500