Postma, Larry G Address: 917 3rd Ave, Sheldon, IA 51201 Phone: (712) 324-4910 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm Lawyers Other Businesses: Wolff Whorley De Hoogh & Schreurs Pllc at 934 3rd Ave, Sheldon, IA 51201 Whorley, Thomas J at 2100 E 6th St, Sheldon, IA 51201 Farm Credit Service Of America at 3000 Park St, Sheldon, IA 51201 Dykstra, Rodney at 4640 350th St, Sheldon, IA 51201