Pompey have sold their full allocation of tickets for the upcoming League One match at Northampton.
It means that John Mousinho's men will be backed by just over 1,400 fans at Sixfields Stadium on Saturday, December 2 (3pm kick-off).
Supporters who have purchased concession tickets are advised to bring proof of age identification with them to the game.
Official coach travel can be booked online here through Lucketts Travel or by calling 01329 823755 (option three).
Tickets for the upcoming midweek match at Burton are still on general sale. Click here for more details.