The North American 3 Hockey League (NA3HL) is an American Tier III junior ice hockey league that consists of teams from Connecticut, Georgia, Illinois, Iowa, Louisiana, Maine, Massachusetts, Minnesota, Missouri, Montana, New Jersey, New Mexico, New York, Oklahoma, South Dakota, Texas, Wisconsin, and Wyoming.

Sanctioned by USA Hockey, for most of the league's existence, the winner of the NA3HL playoffs would advance to play for the Tier III National Championship, however, this has not been held since 2015.

In March 2013, the NA3HL announced that its Board of Governors has accepted the membership application for the Chicago Jr. Bulldogs, which began play in the NA3HL during the 2013–14 season.

Owned by Ken Kestas, the Bulldogs played home games out of Canlan Ice Sports in Romeoville, Illinois.

The NA3HL announced that the Texas Jr. Brahmas would transfer from the Western States Hockey League and join the South Division.

[3] The expansion Nashville Junior Predators and Point Mallard Ducks (Decatur, AL) also joined the South Division bringing its total up to six teams.

The Michigan Mountain Cats were sold and relocated to Jamestown, NY, and called the Southern Tier Xpress.

In April 2015, the NA3HL announced an expansion team in Evansville, Indiana, called the Thunderbolts, to play in the South Division beginning in the 2015–16 season.

The Butte Cobras, formerly of the Western States Hockey League (WSHL), purchased the Glacier Nationals franchise in order to join the NA3HL.

[10] In 2020, the WSHL's Oklahoma City Jr. Blazers purchased the dormant Coulee Region Chill franchise to join the league for 2020[11] and the El Paso Rhinos announced an agreement to add expansion teams to both the NA3HL in 2020 and the NAHL in 2021.