Area Code +1-301-(8449000...8449999) located in Silver Spring, 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 : 8449000 Subscriber Number To : 8449999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : SPRINT SPECTRUM LP 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 : Silver Spring Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.0100 Longitude : -77.0400 ‹ previous : +1-301-(8448000...8448999) next › : +1-301-(8450000...8450999) Dialling Instructions For trunk calls: 0 301 8449000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 301 8449000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8449000 ~ 8449999 (Count: 1,000) Example: +1-301-8449000 / 0111-301-8449000 (1301-8449000 / 1-301-8449000) +1-301-8449001 / 0111-301-8449001 (1301-8449001 / 1-301-8449001) +1-301-8449002 / 0111-301-8449002 (1301-8449002 / 1-301-8449002) +1-301-8449003 / 0111-301-8449003 (1301-8449003 / 1-301-8449003) +1-301-8449004 / 0111-301-8449004 (1301-8449004 / 1-301-8449004) ...+1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx) ...+1-301-8449995 / 0111-301-8449995 (1301-8449995 / 1-301-8449995) +1-301-8449996 / 0111-301-8449996 (1301-8449996 / 1-301-8449996) +1-301-8449997 / 0111-301-8449997 (1301-8449997 / 1-301-8449997) +1-301-8449998 / 0111-301-8449998 (1301-8449998 / 1-301-8449998) +1-301-8449999 / 0111-301-8449999 (1301-8449999 / 1-301-8449999)