One of many Subway restaurants in St. Charles, this particular location is located  off of I-70 in a plaza on Regency Parkway. Subway's sandwiches are low in price and also low in calories. It offers footlong subs for only $5, with choices like meatball marinara, oven roasted chicken or a cold cut combo, to name a few. Subway is also open early, serving an assortment of breakfast melts and subs. Hosting a party? Subway also caters with sandwich platters or even massive subs that are sure to satisfy even the pickiest eater.