Area Code +1-240-(2430000...2430999) located in Gaithersburg, Maryland (MD), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 240 Subscriber Number From : 2430000 Subscriber Number To : 2430999 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 : ALLEGIANCE TELCOM MD 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 : MD Region Name : Maryland City : Gaithersburg Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.1400 Longitude : -77.2000 ‹ previous : +1-240-(2429000...2429999) next › : +1-240-(2431000...2431999) Dialling Instructions For trunk calls: 0 240 2430000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 2430000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2430000 ~ 2430999 (Count: 1,000) Example: +1-240-2430000 / 0111-240-2430000 (1240-2430000 / 1-240-2430000) +1-240-2430001 / 0111-240-2430001 (1240-2430001 / 1-240-2430001) +1-240-2430002 / 0111-240-2430002 (1240-2430002 / 1-240-2430002) +1-240-2430003 / 0111-240-2430003 (1240-2430003 / 1-240-2430003) +1-240-2430004 / 0111-240-2430004 (1240-2430004 / 1-240-2430004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-2430995 / 0111-240-2430995 (1240-2430995 / 1-240-2430995) +1-240-2430996 / 0111-240-2430996 (1240-2430996 / 1-240-2430996) +1-240-2430997 / 0111-240-2430997 (1240-2430997 / 1-240-2430997) +1-240-2430998 / 0111-240-2430998 (1240-2430998 / 1-240-2430998) +1-240-2430999 / 0111-240-2430999 (1240-2430999 / 1-240-2430999)
