Area Code +1-240-(2057000...2057999) located in Rockville, 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 : 2057000 Subscriber Number To : 2057999 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 : Rockville Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.0900 Longitude : -77.1600 ‹ previous : +1-240-(2056000...2056999) next › : +1-240-(2058000...2058999) Dialling Instructions For trunk calls: 0 240 2057000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 2057000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2057000 ~ 2057999 (Count: 1,000) Example: +1-240-2057000 / 0111-240-2057000 (1240-2057000 / 1-240-2057000) +1-240-2057001 / 0111-240-2057001 (1240-2057001 / 1-240-2057001) +1-240-2057002 / 0111-240-2057002 (1240-2057002 / 1-240-2057002) +1-240-2057003 / 0111-240-2057003 (1240-2057003 / 1-240-2057003) +1-240-2057004 / 0111-240-2057004 (1240-2057004 / 1-240-2057004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-2057995 / 0111-240-2057995 (1240-2057995 / 1-240-2057995) +1-240-2057996 / 0111-240-2057996 (1240-2057996 / 1-240-2057996) +1-240-2057997 / 0111-240-2057997 (1240-2057997 / 1-240-2057997) +1-240-2057998 / 0111-240-2057998 (1240-2057998 / 1-240-2057998) +1-240-2057999 / 0111-240-2057999 (1240-2057999 / 1-240-2057999)
