Post Offices in & near Lake Oswego, Oregon. Operating hours, locations, phone/fax number, services information.
Post Office in Lake Oswego, Oregon on 4th St. Operating hours, phone number, services information, and other locations.
Address: 501 4th St, Lake Oswego, OR 97034
Phone: 503-675-4500
Fax: 503-636-6082
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
