Tickets are still available for Pompey's match at Peterborough on Tuesday evening.
Blues fans have already snapped up around 800 seats for the London Road contest, which kicks-off at 7.45pm.
They can be bought online here, by calling 0345 646 1898 or in person from the Frogmore Road ticket office until 11am on Tuesday.
Supporters can also visit the cash turnstiles or main ticket office at Peterborough on the evening of the game.
|Young Person (U22)||£17||£19|
Wheelchair/ambulant spaces are priced at the above rates and include a carer if on the highest rate of DLA or PIP.
There is a £1 charge for tickets bought online/over the phone.
Supporters buying concession tickets are advised to bring proof of age identification with them to the game.
Official coach travel can be booked online here or by calling Lucketts Travel on 01329 237000.