Country Codes for USA / United States
country code Idaho - country code 1
Tip: To call united states(USA), you have to dial: + 1 + City Area Code + Number you wish to call.
telephone area codes for Idaho:
which country code is 1? Idaho Country Code is 1.
International calling or dialing codes for every country in united states.below is a list of phone numbers and comments from other people about phone calls from the Area Code.To get the united states(USA) country codes you need,please see the area code for details.
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