Area Code +1-240-(3777000...3777999) located in Indian Head, 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 : 3777000 Subscriber Number To : 3777999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : NEW CINGULAR WRLS DC 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 : Indian Head Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.6000 Longitude : -77.1600 ‹ previous : +1-240-(3776000...3776999) next › : +1-240-(3778000...3778999) Dialling Instructions For trunk calls: 0 240 3777000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 3777000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3777000 ~ 3777999 (Count: 1,000) Example: +1-240-3777000 / 0111-240-3777000 (1240-3777000 / 1-240-3777000) +1-240-3777001 / 0111-240-3777001 (1240-3777001 / 1-240-3777001) +1-240-3777002 / 0111-240-3777002 (1240-3777002 / 1-240-3777002) +1-240-3777003 / 0111-240-3777003 (1240-3777003 / 1-240-3777003) +1-240-3777004 / 0111-240-3777004 (1240-3777004 / 1-240-3777004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-3777995 / 0111-240-3777995 (1240-3777995 / 1-240-3777995) +1-240-3777996 / 0111-240-3777996 (1240-3777996 / 1-240-3777996) +1-240-3777997 / 0111-240-3777997 (1240-3777997 / 1-240-3777997) +1-240-3777998 / 0111-240-3777998 (1240-3777998 / 1-240-3777998) +1-240-3777999 / 0111-240-3777999 (1240-3777999 / 1-240-3777999)
