Area Code +1-240-(5102000...5102999) located in Upper Marlboro, 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 : 5102000 Subscriber Number To : 5102999 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 : XO MARYLAND LLC 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 : Upper Marlboro Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.8200 Longitude : -76.7500 ‹ previous : +1-240-(5101000...5101999) next › : +1-240-(5103000...5103999) Dialling Instructions For trunk calls: 0 240 5102000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 5102000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5102000 ~ 5102999 (Count: 1,000) Example: +1-240-5102000 / 0111-240-5102000 (1240-5102000 / 1-240-5102000) +1-240-5102001 / 0111-240-5102001 (1240-5102001 / 1-240-5102001) +1-240-5102002 / 0111-240-5102002 (1240-5102002 / 1-240-5102002) +1-240-5102003 / 0111-240-5102003 (1240-5102003 / 1-240-5102003) +1-240-5102004 / 0111-240-5102004 (1240-5102004 / 1-240-5102004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-5102995 / 0111-240-5102995 (1240-5102995 / 1-240-5102995) +1-240-5102996 / 0111-240-5102996 (1240-5102996 / 1-240-5102996) +1-240-5102997 / 0111-240-5102997 (1240-5102997 / 1-240-5102997) +1-240-5102998 / 0111-240-5102998 (1240-5102998 / 1-240-5102998) +1-240-5102999 / 0111-240-5102999 (1240-5102999 / 1-240-5102999)
