Area Code +1-301-(2429000...2429999) located in Brandywine, 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 : 2429000 Subscriber Number To : 2429999 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 : MCIMETRO ATS LLC 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 : Brandywine Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.7000 Longitude : -76.8500 ‹ previous : +1-301-(2426000...2426999) next › : +1-301-(2430000...2439999) Dialling Instructions For trunk calls: 0 301 2429000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 301 2429000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2429000 ~ 2429999 (Count: 1,000) Example: +1-301-2429000 / 0111-301-2429000 (1301-2429000 / 1-301-2429000) +1-301-2429001 / 0111-301-2429001 (1301-2429001 / 1-301-2429001) +1-301-2429002 / 0111-301-2429002 (1301-2429002 / 1-301-2429002) +1-301-2429003 / 0111-301-2429003 (1301-2429003 / 1-301-2429003) +1-301-2429004 / 0111-301-2429004 (1301-2429004 / 1-301-2429004) ...+1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx) ...+1-301-2429995 / 0111-301-2429995 (1301-2429995 / 1-301-2429995) +1-301-2429996 / 0111-301-2429996 (1301-2429996 / 1-301-2429996) +1-301-2429997 / 0111-301-2429997 (1301-2429997 / 1-301-2429997) +1-301-2429998 / 0111-301-2429998 (1301-2429998 / 1-301-2429998) +1-301-2429999 / 0111-301-2429999 (1301-2429999 / 1-301-2429999)