What numbers can you not wear in football?

What Numbers Can You Not Wear in Football?

In the National Football League (NFL), jersey numbers aren’t just for identification—they follow specific rules that tie into player positions. While it might seem like any digit from 0 to 99 is fair game, not every number is allowed for every position.

Contrary to what some may think, the NFL does allow numbers from 1 to 99, including 0 (which is technically allowed under recent rule changes). However, the league assigns number ranges based on position to help fans and officials quickly identify roles on the field.

For example, quarterbacks, punters, and kickers are limited to numbers 1–19. Running backs and wide receivers typically wear numbers in the 20–49 and 80–89 ranges. Linemen are usually seen in the 50–79 range, while linebackers and defensive backs often wear numbers in the 20–59 and 0–49 zones, depending on their exact role.

One key rule: no two players on the same team can wear the same number during the regular season. This prevents confusion on the field and in officiating. During the offseason and training camp, though, teams sometimes bend this rule due to larger rosters, but by game day, each number must be unique.

The NFL updated its numbering rules in recent years to give players more flexibility, especially with the rise of hybrid positions and two-way athletes in college influencing pro trends. Still, tradition holds strong—seeing a linebacker in the 90s or a lineman pulling on a single-digit jersey would be highly unusual.

So while nearly any number from 0 to 99 is technically possible, the real restrictions come from position guidelines and team rules—not outright bans, but smart structure in a game built on order and clarity.