Area Code +1-301-(2381000...2381999) located in Clinton, 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 : 2381000 Subscriber Number To : 2381999 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 : Clinton Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.7700 Longitude : -76.9000 ‹ previous : +1-301-(2380000...2380999) next › : +1-301-(2382000...2382999) Dialling Instructions For trunk calls: 0 301 2381000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 301 2381000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2381000 ~ 2381999 (Count: 1,000) Example: +1-301-2381000 / 0111-301-2381000 (1301-2381000 / 1-301-2381000) +1-301-2381001 / 0111-301-2381001 (1301-2381001 / 1-301-2381001) +1-301-2381002 / 0111-301-2381002 (1301-2381002 / 1-301-2381002) +1-301-2381003 / 0111-301-2381003 (1301-2381003 / 1-301-2381003) +1-301-2381004 / 0111-301-2381004 (1301-2381004 / 1-301-2381004) ...+1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx) ...+1-301-2381995 / 0111-301-2381995 (1301-2381995 / 1-301-2381995) +1-301-2381996 / 0111-301-2381996 (1301-2381996 / 1-301-2381996) +1-301-2381997 / 0111-301-2381997 (1301-2381997 / 1-301-2381997) +1-301-2381998 / 0111-301-2381998 (1301-2381998 / 1-301-2381998) +1-301-2381999 / 0111-301-2381999 (1301-2381999 / 1-301-2381999)