Area Code +1-208-(3720000...3729999) located in Idaho Falls, Idaho (ID), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 208 Subscriber Number From : 3720000 Subscriber Number To : 3729999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : BLACKFOOT COMM. - MT Click here to buy United States Area Code Database Other Information Language Code : en (English) Country Number : 840 (United States) Country Code : US (United States) Region Code : ID Region Name : Idaho City : Idaho Falls Timezone : America/Boise Coordinated Universal Time : -07:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 43.4900 Longitude : -112.0300 ‹ previous : +1-208-(3710000...3719999) next › : +1-208-(3730000...3739999) Dialling Instructions For trunk calls: 0 208 3720000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 208 3720000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3720000 ~ 3729999 (Count: 10,000) Example: +1-208-3720000 / 0111-208-3720000 (1208-3720000 / 1-208-3720000) +1-208-3720001 / 0111-208-3720001 (1208-3720001 / 1-208-3720001) +1-208-3720002 / 0111-208-3720002 (1208-3720002 / 1-208-3720002) +1-208-3720003 / 0111-208-3720003 (1208-3720003 / 1-208-3720003) +1-208-3720004 / 0111-208-3720004 (1208-3720004 / 1-208-3720004) ...+1-208-xxxxxxx / 0111-208-xxxxxxx (1208-xxxxxxx / 1-208-xxxxxxx) ...+1-208-3729995 / 0111-208-3729995 (1208-3729995 / 1-208-3729995) +1-208-3729996 / 0111-208-3729996 (1208-3729996 / 1-208-3729996) +1-208-3729997 / 0111-208-3729997 (1208-3729997 / 1-208-3729997) +1-208-3729998 / 0111-208-3729998 (1208-3729998 / 1-208-3729998) +1-208-3729999 / 0111-208-3729999 (1208-3729999 / 1-208-3729999)