Area Code +1-240-(4330000...4330999) located in Layhill, 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 : 4330000 Subscriber Number To : 4330999 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 : CAVALIER MID-ATL 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 : Layhill Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.0800 Longitude : -77.0500 ‹ previous : +1-240-(4320000...4329999) next › : +1-240-(4331000...4331999) Dialling Instructions For trunk calls: 0 240 4330000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 4330000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4330000 ~ 4330999 (Count: 1,000) Example: +1-240-4330000 / 0111-240-4330000 (1240-4330000 / 1-240-4330000) +1-240-4330001 / 0111-240-4330001 (1240-4330001 / 1-240-4330001) +1-240-4330002 / 0111-240-4330002 (1240-4330002 / 1-240-4330002) +1-240-4330003 / 0111-240-4330003 (1240-4330003 / 1-240-4330003) +1-240-4330004 / 0111-240-4330004 (1240-4330004 / 1-240-4330004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-4330995 / 0111-240-4330995 (1240-4330995 / 1-240-4330995) +1-240-4330996 / 0111-240-4330996 (1240-4330996 / 1-240-4330996) +1-240-4330997 / 0111-240-4330997 (1240-4330997 / 1-240-4330997) +1-240-4330998 / 0111-240-4330998 (1240-4330998 / 1-240-4330998) +1-240-4330999 / 0111-240-4330999 (1240-4330999 / 1-240-4330999)