1205 Hickory Hollow, O’Fallon MO 1205 Hickory Hollow, O’Fallon MO:  Our NEWEST LISTING at 1205 Hickory Hollow is a beautiful ATRIUM RANCH located in the Brook Hollow subdivision in O’Fallon for only $409,900! This home has over 4300 finished sq/ft with too many upgrades to list~ 5 bedroom with possibly 6…