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There are many major cities. Some of the most famous ones and the top 3 largest cities are Denver, Colorado Springs, and Aurora.
Just one, Denver.
Austin, Texas is on the Colorado, as well as many other cities [primarily down stream from Austin]
There are no cities in Colorado that start with the latter Z. Zuni is a community in Adams County, Colorado.
Denver and Colorado Springs.
There are no cities in Colorado that begin with the letter O. However, Orchard City is a town in Delta County, Colorado
Colorado doesn't have countries!But it does have cities!
Denver, Colorado Springs, and Pueblo
Denver and Colorado Springs.
Flagstaff and St. George are the only major cities in the Colorado Plateau. Las Vegas and Phoenix are two larger cities located near the Colorado Plateau.
Denver, Colorado Springs, and Aurora.