Area Code +1-423-(2003000...2003999) located in Morristown, 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 : 2003000 Subscriber Number To : 2003999 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 : BROOKS FIBER 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 : Morristown Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 36.2100 Longitude : -83.2900 ‹ previous : +1-423-(2002000...2002999) next › : +1-423-(2004000...2004999) Dialling Instructions For trunk calls: 0 423 2003000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 423 2003000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2003000 ~ 2003999 (Count: 1,000) Example: +1-423-2003000 / 0111-423-2003000 (1423-2003000 / 1-423-2003000) +1-423-2003001 / 0111-423-2003001 (1423-2003001 / 1-423-2003001) +1-423-2003002 / 0111-423-2003002 (1423-2003002 / 1-423-2003002) +1-423-2003003 / 0111-423-2003003 (1423-2003003 / 1-423-2003003) +1-423-2003004 / 0111-423-2003004 (1423-2003004 / 1-423-2003004) ...+1-423-xxxxxxx / 0111-423-xxxxxxx (1423-xxxxxxx / 1-423-xxxxxxx) ...+1-423-2003995 / 0111-423-2003995 (1423-2003995 / 1-423-2003995) +1-423-2003996 / 0111-423-2003996 (1423-2003996 / 1-423-2003996) +1-423-2003997 / 0111-423-2003997 (1423-2003997 / 1-423-2003997) +1-423-2003998 / 0111-423-2003998 (1423-2003998 / 1-423-2003998) +1-423-2003999 / 0111-423-2003999 (1423-2003999 / 1-423-2003999)