Area Code +1-240-(8125000...8125999) located in Poolesville, 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 : 8125000 Subscriber Number To : 8125999 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 : Poolesville Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.1400 Longitude : -77.4200 ‹ previous : +1-240-(8124000...8124999) next › : +1-240-(8126000...8126999) Dialling Instructions For trunk calls: 0 240 8125000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 8125000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8125000 ~ 8125999 (Count: 1,000) Example: +1-240-8125000 / 0111-240-8125000 (1240-8125000 / 1-240-8125000) +1-240-8125001 / 0111-240-8125001 (1240-8125001 / 1-240-8125001) +1-240-8125002 / 0111-240-8125002 (1240-8125002 / 1-240-8125002) +1-240-8125003 / 0111-240-8125003 (1240-8125003 / 1-240-8125003) +1-240-8125004 / 0111-240-8125004 (1240-8125004 / 1-240-8125004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-8125995 / 0111-240-8125995 (1240-8125995 / 1-240-8125995) +1-240-8125996 / 0111-240-8125996 (1240-8125996 / 1-240-8125996) +1-240-8125997 / 0111-240-8125997 (1240-8125997 / 1-240-8125997) +1-240-8125998 / 0111-240-8125998 (1240-8125998 / 1-240-8125998) +1-240-8125999 / 0111-240-8125999 (1240-8125999 / 1-240-8125999)