How to call Colorado in United States from Thailand:
Exit Code ** - Exit code when making an international call from Thailand
1 - US country code for inbound calls
Exit Code ** + 1 + City Code + Local Number - International dialing code format
** Exit Code - Thailand has multiple telephone carriers: 005 (Advanced Info Service), 001 (Cat Telecom), 007 (TOT Public Company Limited), 004 (Total Access Communication PLC), 006 (TrueMove)
World time zone information:
The time in Thailand is now 16:23:31 PM (04:23:31 PM)
The time in Colorado United States is now (CLICK FOR TIME ZONES)
Save on your call:
To call a mobile phone in United States from Thailand use the following dialing code format: Exit Code ** + 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.