Description: Located west of St. Louis, “Best Places to Live” recipient O’Fallon (MO) is rich in history, while offering the latest in housing, business, retail and leisure.
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100 North Main Street O'Fallon, MO 63366 Phone: 636-240-2000 Hours: Monday – Friday: 8:30 a.m. – 4:30 p.m.
Our Awards and Honors
O'Fallon Municipal Centre 100 North Main Street O'Fallon, MO 63366 Phone: 636-240-2000 Hours: Mon. – Fri.: 8:30 a.m. – 4:30 p.m.