To call a mobile phone in United States from Guantanamo Bay use the following dialing code format: 00 + 1 + The Number Click here to search for another mobile country code.
The Idaho, United States area code chart below gives you the necessary information for calling Idaho cities. For international dialing instructions to Idaho, 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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