Area Code +1-423-(2123000...2123999) located in Blountville, 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 : 2123000 Subscriber Number To : 2123999 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 : BANDWIDTH.COM - 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 : Blountville Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 36.5300 Longitude : -82.3200 ‹ previous : +1-423-(2122000...2122999) next › : +1-423-(2124000...2124999) Dialling Instructions For trunk calls: 0 423 2123000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 423 2123000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2123000 ~ 2123999 (Count: 1,000) Example: +1-423-2123000 / 0111-423-2123000 (1423-2123000 / 1-423-2123000) +1-423-2123001 / 0111-423-2123001 (1423-2123001 / 1-423-2123001) +1-423-2123002 / 0111-423-2123002 (1423-2123002 / 1-423-2123002) +1-423-2123003 / 0111-423-2123003 (1423-2123003 / 1-423-2123003) +1-423-2123004 / 0111-423-2123004 (1423-2123004 / 1-423-2123004) ...+1-423-xxxxxxx / 0111-423-xxxxxxx (1423-xxxxxxx / 1-423-xxxxxxx) ...+1-423-2123995 / 0111-423-2123995 (1423-2123995 / 1-423-2123995) +1-423-2123996 / 0111-423-2123996 (1423-2123996 / 1-423-2123996) +1-423-2123997 / 0111-423-2123997 (1423-2123997 / 1-423-2123997) +1-423-2123998 / 0111-423-2123998 (1423-2123998 / 1-423-2123998) +1-423-2123999 / 0111-423-2123999 (1423-2123999 / 1-423-2123999)