Area Code +1-301-(3494000...3494999) located in Poolesville, 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 : 3494000 Subscriber Number To : 3494999 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 : Poolesville Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.1400 Longitude : -77.4200 ‹ previous : +1-301-(3493000...3493999) next › : +1-301-(3495000...3495999) Dialling Instructions For trunk calls: 0 301 3494000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 301 3494000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3494000 ~ 3494999 (Count: 1,000) Example: +1-301-3494000 / 0111-301-3494000 (1301-3494000 / 1-301-3494000) +1-301-3494001 / 0111-301-3494001 (1301-3494001 / 1-301-3494001) +1-301-3494002 / 0111-301-3494002 (1301-3494002 / 1-301-3494002) +1-301-3494003 / 0111-301-3494003 (1301-3494003 / 1-301-3494003) +1-301-3494004 / 0111-301-3494004 (1301-3494004 / 1-301-3494004) ...+1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx) ...+1-301-3494995 / 0111-301-3494995 (1301-3494995 / 1-301-3494995) +1-301-3494996 / 0111-301-3494996 (1301-3494996 / 1-301-3494996) +1-301-3494997 / 0111-301-3494997 (1301-3494997 / 1-301-3494997) +1-301-3494998 / 0111-301-3494998 (1301-3494998 / 1-301-3494998) +1-301-3494999 / 0111-301-3494999 (1301-3494999 / 1-301-3494999)