How to call Colorado, United States from Ireland
Dial the following international dialing codes:

00 + 1 + City Code + Local Number

How to call Colorado in United States from Ireland:

00 - Exit code when making an international call from Ireland
1 - US country code for inbound calls
00 + 1 + City Code + Local Number - International dialing code format

World time zone information:

The time in Ireland is now 03:23:13 AM (03:23:13 AM)
The time in Colorado United States is now (CLICK FOR TIME ZONES)

Save on your call:

, Colorado

Mobile codes:

To call a mobile phone in United States from Ireland use the following dialing code format: 00 + 1 + The Number
Click here to search for another mobile country code.

The Colorado, United States area code chart below gives you the necessary information for calling Colorado cities. For international 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.

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Area Codes 61-90 (of 399)

Colorado Cities	City Code
Central City	303
Chama	719
Cheraw	719
Cheyenne Wells	719
Chromo	970
Cimarron	970
Clark	970
Clifton	970
Climax	970
Coal Creek	719
Coaldale	719
Coalmont	970
Collbran	970
Colorado City	719
Colorado Springs	719
Commerce City	303
Como	719
Conejos	719
Conifer	303
Cope	970
Cortez	970
Cory	970
Cotopaxi	719
Cowdrey	970
Craig	970
Crawford	970
Creede	719
Crested Butte	970
Crestone	719
Cripple Creek	719

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How to call Colorado, United States from Ireland Dial the following international dialing codes: