Area Code +1-301-(2984000...2984999) located in Marlboro, Maryland (MD), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 301 Subscriber Number From : 2984000 Subscriber Number To : 2984999 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 : VERIZON MARYLAND INC 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 : 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 : +1-301-(2981000...2981999) next › : +1-301-(2985000...2985999) Dialling Instructions For trunk calls: 0 301 2984000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 301 2984000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2984000 ~ 2984999 (Count: 1,000) Example: +1-301-2984000 / 0111-301-2984000 (1301-2984000 / 1-301-2984000) +1-301-2984001 / 0111-301-2984001 (1301-2984001 / 1-301-2984001) +1-301-2984002 / 0111-301-2984002 (1301-2984002 / 1-301-2984002) +1-301-2984003 / 0111-301-2984003 (1301-2984003 / 1-301-2984003) +1-301-2984004 / 0111-301-2984004 (1301-2984004 / 1-301-2984004) ...+1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx) ...+1-301-2984995 / 0111-301-2984995 (1301-2984995 / 1-301-2984995) +1-301-2984996 / 0111-301-2984996 (1301-2984996 / 1-301-2984996) +1-301-2984997 / 0111-301-2984997 (1301-2984997 / 1-301-2984997) +1-301-2984998 / 0111-301-2984998 (1301-2984998 / 1-301-2984998) +1-301-2984999 / 0111-301-2984999 (1301-2984999 / 1-301-2984999)