Post Offices in & near Kapowsin, Washington. Operating hours, locations, phone/fax number, services information.
Post Office in Kapowsin, Washington on Kapowsin Hwy E. Operating hours, phone number, services information, and other locations.
Address: 14814 Kapowsin Hwy E, Kapowsin, WA 98344
Phone: 360-879-5555
Fax: 360-879-5373
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457