All About O'fallon
The Main Principles Of O'fallon Zip Code Table of ContentsA Biased View of O'fallon HourTop Guidelines Of O'fallon ParkingWhat Does O'fallon Mean?A Biased View of O'fallon IlO'Fallon is a city in St. Clair County, Illinois, which was established in 1854. O'Fallon's name originates from Colonel John O'Fallon, that was a wealthy gentleman from St. Lo