Sonic Locations Home » Sonic Locations » Wisconsin Tweet Follow @ffmenuprice Total restaurants in the States 3,126 Locations across the US The restaurants site www.sonicdrivein.com Exact Zip Code - Where to find this location Sonic Drive in - Greenfield - 4763 S 27th St Greenfield, WI 53221 Sonic Drive-In - Middleton - 6413 University Ave Middleton, WI 53562 Sonic Drive in - Milwaukee - 2080 Miller Park Way Milwaukee, WI 53219 SONIC Drive-In - Oak Creek - 8081 S Howell Ave Oak Creek, WI 53154 Sonic Drive in - Waukesha - 2208 E Moreland Blvd Waukesha, WI 53186