Category:American football teams in the United States by league

• Indoor American football teams in the United States by league‎ (26 C)

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• American football teams in the United States by former league‎ (1 C)

A

• All-America Football Conference teams‎ (10 C)
• Alliance of American Football teams‎ (8 C, 1 P)
• American Football League teams‎ (13 C, 10 P)
• Anthracite League teams‎ (5 P)
• Atlantic Coast Football League teams‎ (22 P)

C

• Continental Football League teams‎ (1 C, 34 P)

F

• Fall Experimental Football League teams‎ (5 C, 2 P)

M

• Mid Continental Football League teams‎ (1 C)
• Midwest Football League (1962–1978) teams‎ (4 P)
• Minor League Football Association teams‎ (1 P)

N

• National Football League (1902) teams‎ (3 C, 3 P)
• National Football League teams‎ (37 C, 32 P)
• North American Football League teams‎ (3 P)

O

• Ohio League teams‎ (7 C, 13 P)

P

• Professional Football League of America teams‎ (12 P)
• Puerto Rico American Football League teams‎ (9 P)

R

• Regional Football League teams‎ (6 P)

U

• United Football League (1961–1964) teams‎ (4 P)
• United Football League (2009–2012) teams‎ (10 C)
• United States Football League teams‎ (22 C, 1 P)

W

• World Football League teams‎ (20 C)

X

• XFL (2001) teams‎ (8 C, 8 P, 1 F)