 The 95.3 MNC Gas Gauge. In South Bend, the Phillips 66 on North Portage is at $3.24 if you use cash. It's $3.35 in Goshen at the Kroger on West Pike Street. $3.27 a gallon at Costco in Granger. The Mobile 7-Eleven at 23 in Bittersweets at $3.49. In Warsaw, the Circle K on West Lake is $3.35 if you use cash. And $3.39 in Niles at the Murphy USA on South 11th.