Post Offices
Post Offices in & near Deer Park, Washington. Operating hours, locations, phone/fax number, services information.
Deer Park Post Office
Post Office in Deer Park, Washington on S Vernon Ave. Operating hours, phone number, services information, and other locations.
Address: 19 S Vernon Ave, Deer Park, WA 99006
Phone: 509-276-1091
Fax: 650-577-5059
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:45am - 5:00pmTuesday 8:45am - 5:00pm
Wednesday 8:45am - 5:00pm
Thursday 8:45am - 5:00pm
Friday 8:45am - 5:00pm
Saturday 11:00am - 1:00pm
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 1:00pm
Sunday Closed
Last Collection Times
Monday 10:00am - 3:00pmTuesday 10:00am - 3:00pm
Wednesday 10:00am - 3:00pm
Thursday 10:00am - 3:00pm
Friday 10:00am - 3:00pm
Saturday Closed
Sunday Closed