Post Offices
Post Offices in & near Kennewick, Washington. Operating hours, locations, phone/fax number, services information.
Kennewick Post Office
Post Office in Kennewick, Washington on S Auburn St. Operating hours, phone number, services information, and other locations.
Address: 525 S Auburn St, Kennewick, WA 99336
Phone: 509-585-8310
Fax: 651-306-6262
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 5:00pmTuesday 8:30am - 5:00pm
Wednesday 8:30am - 5:00pm
Thursday 8:30am - 5:00pm
Friday 8:30am - 5:00pm
Saturday Closed
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 2:45pm
Sunday Closed
Last Collection Times
Monday 9:30am - 2:30pmTuesday 9:30am - 2:30pm
Wednesday 9:30am - 2:30pm
Thursday 9:30am - 2:30pm
Friday 9:30am - 2:30pm
Saturday Closed
Sunday Closed
