The lunchtime kick-off was due to take place on Saturday at Moulton College.
It means the Lilywhites' first outing will now be the prestige friendly against Gillingham at Shepherd Neame Stadium next Tuesday, 7pm kick-off.
Tickets for the match cost £10 for adults, £6 for Over-60s and £3 for children aged 12 to 17. Accompanied Under 12s go free.
Updated 15:17 - 11 Jul 2018 by Brian Flynn