Area Code +1-240-(3876000...3876999) 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 : 3876000 Subscriber Number To : 3876999 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 : 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-(3875000...3875999) next › : +1-240-(3877000...3877999) Dialling Instructions For trunk calls: 0 240 3876000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 3876000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3876000 ~ 3876999 (Count: 1,000) Example: +1-240-3876000 / 0111-240-3876000 (1240-3876000 / 1-240-3876000) +1-240-3876001 / 0111-240-3876001 (1240-3876001 / 1-240-3876001) +1-240-3876002 / 0111-240-3876002 (1240-3876002 / 1-240-3876002) +1-240-3876003 / 0111-240-3876003 (1240-3876003 / 1-240-3876003) +1-240-3876004 / 0111-240-3876004 (1240-3876004 / 1-240-3876004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-3876995 / 0111-240-3876995 (1240-3876995 / 1-240-3876995) +1-240-3876996 / 0111-240-3876996 (1240-3876996 / 1-240-3876996) +1-240-3876997 / 0111-240-3876997 (1240-3876997 / 1-240-3876997) +1-240-3876998 / 0111-240-3876998 (1240-3876998 / 1-240-3876998) +1-240-3876999 / 0111-240-3876999 (1240-3876999 / 1-240-3876999)