There is short stay parking in Corn Street (though not right outside the centre)
There are large long and short stay car parks by Waitrose. To reach these from the end of Corn Street, cross the intersection into Langdale Gate, and turn left into Witan Way.
There is parking in Church Green which is also at the intersection of Corn Street, High Street and Langdale Gate.
There is also parking behind the church at the top of Church Green.
Various buses go to Witney. Best services from Oxford, Eynsham and Carterton are the S1 or S2 buses which stop in Corn Street. Route maps and timetables can be found by clicking here.