Holiday Inn WENTZVILLE-O'FALLON The Holiday Inn Hotel Wentzville-Ofallon, located on Highway 40/I-64 in the heart of the fast growing cooridor of St Louis. With exits on I-70 at Exit 212 and Highway 40/61 at Prospect Rd. The only full service hotel in growing West St. Charles County. Now offering FREE WIRELESS HI-SPEED INTERNET ACCESS in 139 rooms & 2 suites. More info