County Offices Big Brothers Big Sisters of Champaign County Champaign Office: Rantoul Office: 136 W. Main St 1530 Fairway Dr.Urbana, IL 61801 Rantoul, IL 61866217-355-2227 217-355-2227 Big Brothers Big Sisters of Dewitt County 101 W. Washington StreetClinton, IL 61727309-828-7383 Big Brothers Big Sisters of Macon County 310 W. William St.Decatur, IL 62522217-428-4240 Big Brothers Big Sisters of McLean County 1015 Ekstam Dr.Bloomington, IL 61704217-428-4240 Big Brothers Big Sisters of Morgan County 110 Walnut Ct. Jacksonville, IL 62650 217-602-0023 Big Brothers Big Sisters of Sangamon County 928 S. Spring St.Springfield, IL 62704217-753-1216 Big Brothers Big Sisters of Vermilion County 100 N. Franklin St. Danville, IL 61832 217-428-4240