Koopman Kennedy & Feller Address: 823 3rd Ave, Sibley, IA 51249 Phone: (712) 754-4654 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm Lawyers Other Businesses: E H Philiph Law Office at 231 9th St, Sibley, IA 51249 DeKoter Thole & Dawson PLC at 315 9th St, Sibley, IA 51249-1828