Tickets for Saturday's clash at Exeter will only be available from the club reception today and tomorrow from 9.30am-1pm.
It is cheaper to buy the tickets in advance.
The seating prices are, for adults, £21 in advance and £22 on the day; for senior citizens it's £16 (£17 on the gate); £7 whether bought in advance or not for Under 18s and students and £4 for Under 12s.
In the standing away terrace, it's £16 in advance, £17 on the gate. For senior citizens it's £13 (£14) and for Under 16s it's £6 and Under 12s £3.