Post Offices
Post Offices in & near Big Lake, Washington. Operating hours, locations, phone/fax number, services information.
Clearlak Post Office
Post Office in Clearlake, Washington on State Highway 9. Operating hours, phone number, services information, and other locations.
Address: 12639 State Highway 9, Clearlake, WA 98235
Phone: 360-856-6161
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 12:00pm, 1:00pm - 4:45pmTuesday 8:30am - 12:00pm, 1:00pm - 4:45pm
Wednesday 8:30am - 12:00pm, 1:00pm - 4:45pm
Thursday 8:30am - 12:00pm, 1:00pm - 4:45pm
Friday 8:30am - 12:00pm, 1:00pm - 4:45pm
Saturday Closed
Sunday Closed
Lobby Hours
Monday 8:15am - 5:15pmTuesday 8:15am - 5:15pm
Wednesday 8:15am - 5:15pm
Thursday 8:15am - 5:15pm
Friday 8:15am - 5:15pm
Saturday 7:15am - 10:00am
Sunday Closed
Last Collection Times
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 9:30am
Sunday Closed