Colorado on Wikipedia
The currency of United States is the United States Dollar. The capital of Colorado is Denver Largest Cities in Colorado by population: Denver, Colorado Springs, Aurora, Fort Collins, Lakewood, Thornton, Pueblo, Arvada, Westminster, Centennial
United States Information:
United States on Wikipedia
The currency of United States is the United States Dollar.
United States is often referred to as US or USA. The nationality of the United States is American. The capital of United States is Washington, D.C. Largest Cities in United States by population: New York, Los Angeles, Chicago, Houston, Philadelphia, Phoenix, San Antonio, San Diego, Dallas, San Jose
United States Emergency Numbers
For an emergency in United States, dial the following numbers:
Medical - 911
Fire - 911
Police - 911
Local Telephone Prefix:
1 is the trunk code for United States
More ways to call Colorado United States:
Area Code Map of Colorado
The US country code and Colorado US area code chart below gives you the necessary information for calling American cities.
For international dialing codes and detailed dialing instructions to Colorado United States, use our drop down boxes at the top of this page or check out our easy-to-use country code search tool.
To search for another Country Calling Code, select the First Letter of the Country You Are Calling
[A]
[B]
[C]
[D]
[E]
[F]
[G]
[H]
[I]
[J]
[K]
[L]
[M]
[N]
[O]
[P]
[Q]
[R]
[S]
[T]
[U]
[V]
[W]
[X]
[Y]
[Z]
or select the country from the following dropdown
We hope that our Country Calling Codes quick reference international phonebook has
helped you to find the Colorado United States country code and make your international call. Don't forget to share our US phone book with your friends and bookmark it to help with all of your future international calls!
The United States country code is 1
The local time in Colorado, United States is 
Information about Colorado:
United States Emergency Numbers
Local Telephone Prefix:
