Area Code +1-240-(3428000...3428999) located in Ashton 236, 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 : 3428000 Subscriber Number To : 3428999 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 : STARPOWER 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 : Ashton 236 Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.1500 Longitude : -77.0100 ‹ previous : +1-240-(3427000...3427999) next › : +1-240-(3429000...3429999) Dialling Instructions For trunk calls: 0 240 3428000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 3428000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3428000 ~ 3428999 (Count: 1,000) Example: +1-240-3428000 / 0111-240-3428000 (1240-3428000 / 1-240-3428000) +1-240-3428001 / 0111-240-3428001 (1240-3428001 / 1-240-3428001) +1-240-3428002 / 0111-240-3428002 (1240-3428002 / 1-240-3428002) +1-240-3428003 / 0111-240-3428003 (1240-3428003 / 1-240-3428003) +1-240-3428004 / 0111-240-3428004 (1240-3428004 / 1-240-3428004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-3428995 / 0111-240-3428995 (1240-3428995 / 1-240-3428995) +1-240-3428996 / 0111-240-3428996 (1240-3428996 / 1-240-3428996) +1-240-3428997 / 0111-240-3428997 (1240-3428997 / 1-240-3428997) +1-240-3428998 / 0111-240-3428998 (1240-3428998 / 1-240-3428998) +1-240-3428999 / 0111-240-3428999 (1240-3428999 / 1-240-3428999)