Post Offices in & near Campbell Station, Arkansas. Operating hours, locations, phone/fax number, services information.
Post Office in Diaz, Arkansas on S Main St. Operating hours, phone number, services information, and other locations.
Address: 3400 S Main St, Diaz, AR 72043
Phone: 870-523-8679
Fax: 870-523-8679
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457