If you are a professional football player, then you know that having a sideline number is important. This number is used by the referees to track the play and make sure that the ball is played to the correct player. If you are not a professional football player, then you may not need a sideline number. However, if you are playing in an American football league or in a league where there is a different numbering system, then you should have a sideline number. To get your sideline number, go to your team’s website and click on the “My Team” tab. Under “Team Information,” click on “Sideline Numbers.” You will see a list of numbers that your team has assigned to players on their team. The first number in this list is your team’s sideline number. To get your new sideline number, simply enter it into the field below and click on “Submit.” Your new numbers will be sent to all of your players on your team and they will be able to use them immediately.