Category:American football leagues in the United States

• Defunct American football leagues in the United States (21 C, 47 P)
• Indoor American football leagues in the United States (13 C, 13 P)

0–9

• National Football League (28 C, 37 P)

A

• All American Football League (2 P)

M

• Mid Continental Football League (1 C)
• Minor League Football Association (1 C)

N

• North American Football League (1 C, 1 P)

U

• United Football League (2024) (7 C, 15 P)
• United Football League (2025) (1 C)
• United States Football League (2022) (7 C, 7 P)

X

• XFL (2020–2023) (7 C, 8 P)

A

• A7FL
• All American Football League
• Alliance of American Football
• American Flag Football League
• American Patriot League

C

• Chicagoland Football League

D

• DC Gay Flag Football League

E

• Empire Football League

F

• Fall Experimental Football League
• Florida Football Alliance
• Freedom Football League

G

• Gridiron Developmental Football League

H

• Hawaii Professional Football League

I

• International Football Alliance
• International Football Federation

M

• Major League Football (MLF)
• Major League Football (MLFB)

N

• National Club Football Association
• National Gay Flag Football League
• North American Football League
• North Louisiana Football Alliance

P

• Pacific Pro Football
• Professional Developmental Football League

R

• Rivals Professional Football League

S

• Southeast Football League
• Spring League of American Football
• The Spring League

T

• Texas Sixman Football League
• Timeline of the XFL and USFL

U

• United Football League (2024)
• Utah Girls Football League