Simmons First National Bank Address: 612 S Main St, Hamburg, AR 71646 Phone: (870) 853-8223 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm Banks, Loans Other Businesses: Farmers Bank at 210 N Main St, Hamburg, AR 71646 Buck Enterprises at 210 E Lincoln St, Hamburg, AR 71646 Midway Plaza Motel at 201 E Saint Louis St, Hamburg, AR 71646 Sawyer's Steakhouse at 100 N Mulberry St, Hamburg, AR 71646