US Adult Soccer is a national organization and sanctioning body for amateur soccer in the United States. It consists of 54 state organizations as well as regional and national leagues categorized in four regions. The UPSL and the National Premier Soccer League are USASA-affiliated but are designed to promote a higher lever of competition than the state organizations. USASA also affiliates the Women's Premier Soccer League one of the top women's leagues in the nation. With over 250,000 adult members within its leagues and teams, the USASA is the largest division of organized soccer at an adult level in the United States.

USASA National Leagues

National Premier Soccer League

United Premier Soccer League

Women's Premier Soccer League

USASA Multi-State Leagues

Eastern Development Program

Gulf Coast Premier League

United Women's Soccer

West Coast Soccer Association

USASA State Premier Leagues

Region 1

Cosmopolitan Soccer League (ENY)

Long Island Soccer Football League (ENY)

United Soccer League of Pennsylvania (EPA)

Maryland Major Soccer League (MD)

DC Premier League (MDCVSA)

Washington Premier Soccer League (MD)

Buffalo & District Soccer League (WNY)

Rochester District Soccer League (WNY)

Region 2

Michigan Premier Soccer League (MI)

Region 3

American Premier Soccer League (FL)

Central Florida Soccer League (FL)

Florida Suncoast Soccer League (FL)

Atlanta District Amateur Soccer League (GA)

Region 4

Colorado Super League (CO)

San Francisco Soccer Football League (CA-N)

Utah Soccer Premiership Soccer League (UT)

Wasatch Women Soccer League (UT)

Evergreen Premier League (WA)

Northwest Premier League (WA)

USASA Affiliates

American Youth Soccer Organization

SAY Soccer

US Club Soccer