Area Code +1-240-(3660000...3660999) located in Williamsport, 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 : 3660000 Subscriber Number To : 3660999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : X (X) Carrier Name : BROADVOX-CLEC - 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 : Williamsport Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.6000 Longitude : -77.8200 ‹ previous : +1-240-(3650000...3659999) next › : +1-240-(3661000...3661999) Dialling Instructions For trunk calls: 0 240 3660000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 3660000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3660000 ~ 3660999 (Count: 1,000) Example: +1-240-3660000 / 0111-240-3660000 (1240-3660000 / 1-240-3660000) +1-240-3660001 / 0111-240-3660001 (1240-3660001 / 1-240-3660001) +1-240-3660002 / 0111-240-3660002 (1240-3660002 / 1-240-3660002) +1-240-3660003 / 0111-240-3660003 (1240-3660003 / 1-240-3660003) +1-240-3660004 / 0111-240-3660004 (1240-3660004 / 1-240-3660004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-3660995 / 0111-240-3660995 (1240-3660995 / 1-240-3660995) +1-240-3660996 / 0111-240-3660996 (1240-3660996 / 1-240-3660996) +1-240-3660997 / 0111-240-3660997 (1240-3660997 / 1-240-3660997) +1-240-3660998 / 0111-240-3660998 (1240-3660998 / 1-240-3660998) +1-240-3660999 / 0111-240-3660999 (1240-3660999 / 1-240-3660999)