Area Code +1-240-(4023000...4023999) 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 : 4023000 Subscriber Number To : 4023999 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 : MCI WORLDCOM 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-(4022000...4022999) next › : +1-240-(4024000...4024999) Dialling Instructions For trunk calls: 0 240 4023000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 4023000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4023000 ~ 4023999 (Count: 1,000) Example: +1-240-4023000 / 0111-240-4023000 (1240-4023000 / 1-240-4023000) +1-240-4023001 / 0111-240-4023001 (1240-4023001 / 1-240-4023001) +1-240-4023002 / 0111-240-4023002 (1240-4023002 / 1-240-4023002) +1-240-4023003 / 0111-240-4023003 (1240-4023003 / 1-240-4023003) +1-240-4023004 / 0111-240-4023004 (1240-4023004 / 1-240-4023004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-4023995 / 0111-240-4023995 (1240-4023995 / 1-240-4023995) +1-240-4023996 / 0111-240-4023996 (1240-4023996 / 1-240-4023996) +1-240-4023997 / 0111-240-4023997 (1240-4023997 / 1-240-4023997) +1-240-4023998 / 0111-240-4023998 (1240-4023998 / 1-240-4023998) +1-240-4023999 / 0111-240-4023999 (1240-4023999 / 1-240-4023999)
