Western Collegiate Hockey League

[1][2] In the WCHL's first two years of competition, they won back-to-back ACHA D-1 National Championships, which was hosted at the Comerica Center in Frisco, Texas, for the 2019 and 2020 seasons.

In 2017, Central Oklahoma won their 2nd ACHA D-1 National Championship after defeating Ohio University.

Subsequently, Arkansas left the WCHL after the 2018–19 season, and (currently) no longer has a D-1 hockey club.

And Utah State University, if Grand Canyon decides to dropped down to D-2 competition.

The East Division: The University of Northern Colorado who are the 2017, 2018, and 2019 champions of the Big Mountain Hockey Conference at the ACHA D-2 level.