Area Code +1-240-(2973000...2973999) located in Berwyn Heights, 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 : 2973000 Subscriber Number To : 2973999 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 : LEVEL 3 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 : Berwyn Heights Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.9900 Longitude : -76.9100 ‹ previous : +1-240-(2972000...2972999) next › : +1-240-(2974000...2974999) Dialling Instructions For trunk calls: 0 240 2973000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 2973000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2973000 ~ 2973999 (Count: 1,000) Example: +1-240-2973000 / 0111-240-2973000 (1240-2973000 / 1-240-2973000) +1-240-2973001 / 0111-240-2973001 (1240-2973001 / 1-240-2973001) +1-240-2973002 / 0111-240-2973002 (1240-2973002 / 1-240-2973002) +1-240-2973003 / 0111-240-2973003 (1240-2973003 / 1-240-2973003) +1-240-2973004 / 0111-240-2973004 (1240-2973004 / 1-240-2973004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-2973995 / 0111-240-2973995 (1240-2973995 / 1-240-2973995) +1-240-2973996 / 0111-240-2973996 (1240-2973996 / 1-240-2973996) +1-240-2973997 / 0111-240-2973997 (1240-2973997 / 1-240-2973997) +1-240-2973998 / 0111-240-2973998 (1240-2973998 / 1-240-2973998) +1-240-2973999 / 0111-240-2973999 (1240-2973999 / 1-240-2973999)