The decision has been made following a request from Nottinghamshire Police.
The Mariners kick-off the 2016/17 Season with a a home game against Morecambe on August 6. Tickets for that opener will be on sale soon.
Meanwhile, tickets for Friday's pre season friendly game against Premier League side Hull City, are now on sale from the GTFC Ticket Office and the Online Ticket Office.
Sky Bet League 2 Fixtures