Area Code +1-240-(3943000...3943999) located in Mount Airy, 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 : 3943000 Subscriber Number To : 3943999 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 : MCI WORLDCOM COMM 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 : Mount Airy Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.3800 Longitude : -77.1600 ‹ previous : +1-240-(3942000...3942999) next › : +1-240-(3944000...3944999) Dialling Instructions For trunk calls: 0 240 3943000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 3943000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3943000 ~ 3943999 (Count: 1,000) Example: +1-240-3943000 / 0111-240-3943000 (1240-3943000 / 1-240-3943000) +1-240-3943001 / 0111-240-3943001 (1240-3943001 / 1-240-3943001) +1-240-3943002 / 0111-240-3943002 (1240-3943002 / 1-240-3943002) +1-240-3943003 / 0111-240-3943003 (1240-3943003 / 1-240-3943003) +1-240-3943004 / 0111-240-3943004 (1240-3943004 / 1-240-3943004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-3943995 / 0111-240-3943995 (1240-3943995 / 1-240-3943995) +1-240-3943996 / 0111-240-3943996 (1240-3943996 / 1-240-3943996) +1-240-3943997 / 0111-240-3943997 (1240-3943997 / 1-240-3943997) +1-240-3943998 / 0111-240-3943998 (1240-3943998 / 1-240-3943998) +1-240-3943999 / 0111-240-3943999 (1240-3943999 / 1-240-3943999)
