Colorado

The state of Colorado has multiple active area codes at this time. CALLMAMA provides two different tables detailing the area codes in Colorado . The first table lists the most populated cities in Colorado and shows the area code for each city. The cities included are major cities in Colorado. The second table provides a complete list of all Colorado area codes along with the city name associated with each code. This allows readers to look up the area code for both major metropolitan areas as well as smaller cities and towns within Colorado.