Delaware County Mach Shop 2139 Hwy 38 N Delaware, IA 52036 Phone : (563) 927-3700 Post Office - Delaware 102 E Jefferson St Delaware, IA 52036 Phone : (563) 922-2728 Kwikstop 110 E Jefferson St Delaware, IA 52036 Phone : () - Delaware City Of--city Ofc Delaware, IA 52036 Phone : (563) 922-2838 Delaware City Office Delaware, IA 52036 Phone : (563) 922-2838