Interstate 25
Interstate 25 is an
interstate highway in the western
United States. It goes from
Interstate 10 at
Las Cruces, New Mexico to
Interstate 90 in
Buffalo, Wyoming.
1059
Major Cities Along the Route
Intersections with other Interstates
Spur Routes
Notes
It is the main north-south highway through Colorado, passing through
Cheyenne, Wyoming, near
Ft. Collins, Colorado, through
Denver, Colorado,
Castle Rock, Colorado,
Colorado Springs, Colorado,
Pueblo, Colorado and over Raton Pass into
New Mexico. The I-25 corridor in Colorado is heavily urbanized, passing just east of the
front range of the
Rocky Mountains.