Area Code +1-423-(2370000...2370999) located in Newport, 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 : 2370000 Subscriber Number To : 2370999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : NEW CINGULAR WRLS GA 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 : Newport Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 35.9700 Longitude : -83.1900 ‹ previous : +1-423-(2369000...2369999) next › : +1-423-(2371000...2371999) Dialling Instructions For trunk calls: 0 423 2370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 423 2370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2370000 ~ 2370999 (Count: 1,000) Example: +1-423-2370000 / 0111-423-2370000 (1423-2370000 / 1-423-2370000) +1-423-2370001 / 0111-423-2370001 (1423-2370001 / 1-423-2370001) +1-423-2370002 / 0111-423-2370002 (1423-2370002 / 1-423-2370002) +1-423-2370003 / 0111-423-2370003 (1423-2370003 / 1-423-2370003) +1-423-2370004 / 0111-423-2370004 (1423-2370004 / 1-423-2370004) ...+1-423-xxxxxxx / 0111-423-xxxxxxx (1423-xxxxxxx / 1-423-xxxxxxx) ...+1-423-2370995 / 0111-423-2370995 (1423-2370995 / 1-423-2370995) +1-423-2370996 / 0111-423-2370996 (1423-2370996 / 1-423-2370996) +1-423-2370997 / 0111-423-2370997 (1423-2370997 / 1-423-2370997) +1-423-2370998 / 0111-423-2370998 (1423-2370998 / 1-423-2370998) +1-423-2370999 / 0111-423-2370999 (1423-2370999 / 1-423-2370999)