The National Football League (NFL) is America's largest, most prestigious and most popular football league.

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It was founded in 1920 by 11 teams.

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nitially its name was American Professional Football Association.

APFA IS NFL

Name of the  American Professional Football Association Changed to  National Football League in 1922.

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The National Football League currently consists of 32 teams based in cities and regions across the United States.

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The NFL has 32 teams divided into two conferences – the AFC and the NFC.

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Each conference in the NFL is further divided into four divisions.

Each club is allowed to have only 53 players but only 45 players can be in costume a week.

Each club is allowed to have only 53 players but only 45 players can be in costume a week.

National Football League (NFL), major U.S. professional gridiron football organization,