Area Code +1-423-(3730000...3739999) located in Bulls Gap, Tennessee (TN), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 423 Subscriber Number From : 3730000 Subscriber Number To : 3739999 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 : ALEC LLC - TN 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 : TN Region Name : Tennessee City : Bulls Gap Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 36.2600 Longitude : -83.0800 ‹ previous : +1-423-(3720000...3729999) next › : +1-423-(3740000...3749999) Dialling Instructions For trunk calls: 0 423 3730000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 423 3730000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3730000 ~ 3739999 (Count: 10,000) Example: +1-423-3730000 / 0111-423-3730000 (1423-3730000 / 1-423-3730000) +1-423-3730001 / 0111-423-3730001 (1423-3730001 / 1-423-3730001) +1-423-3730002 / 0111-423-3730002 (1423-3730002 / 1-423-3730002) +1-423-3730003 / 0111-423-3730003 (1423-3730003 / 1-423-3730003) +1-423-3730004 / 0111-423-3730004 (1423-3730004 / 1-423-3730004) ...+1-423-xxxxxxx / 0111-423-xxxxxxx (1423-xxxxxxx / 1-423-xxxxxxx) ...+1-423-3739995 / 0111-423-3739995 (1423-3739995 / 1-423-3739995) +1-423-3739996 / 0111-423-3739996 (1423-3739996 / 1-423-3739996) +1-423-3739997 / 0111-423-3739997 (1423-3739997 / 1-423-3739997) +1-423-3739998 / 0111-423-3739998 (1423-3739998 / 1-423-3739998) +1-423-3739999 / 0111-423-3739999 (1423-3739999 / 1-423-3739999)