During the NPF's 2003 All-Star tour, the league announced the addition of a team in the Denver, Colorado area.

[1] The team was named the Colorado Altitude and expected to play at All City Stadium in Denver.

[3] The Altitude were assigned to the NPF's West Division, along with the San Antonio Armadillos, Arizona Heat, and California Sunbirds.

The East Division included NY/NJ Juggernaut, New England Riptide, Akron Racers and Texas Thunder.

[5] The Altitude announced that it was their decision not to join the league in 2004, citing various concerns and leaving open the possibility of considering playing in NPF in 2005.