Area Code +1-301-(3168000...3168999) located in Capitol Heights, 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 : 3168000 Subscriber Number To : 3168999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : OMNIPOINT COMM CAP 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 : Capitol Heights Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.8800 Longitude : -76.9200 ‹ previous : +1-301-(3167000...3167999) next › : +1-301-(3169000...3169999) Dialling Instructions For trunk calls: 0 301 3168000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 301 3168000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3168000 ~ 3168999 (Count: 1,000) Example: +1-301-3168000 / 0111-301-3168000 (1301-3168000 / 1-301-3168000) +1-301-3168001 / 0111-301-3168001 (1301-3168001 / 1-301-3168001) +1-301-3168002 / 0111-301-3168002 (1301-3168002 / 1-301-3168002) +1-301-3168003 / 0111-301-3168003 (1301-3168003 / 1-301-3168003) +1-301-3168004 / 0111-301-3168004 (1301-3168004 / 1-301-3168004) ...+1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx) ...+1-301-3168995 / 0111-301-3168995 (1301-3168995 / 1-301-3168995) +1-301-3168996 / 0111-301-3168996 (1301-3168996 / 1-301-3168996) +1-301-3168997 / 0111-301-3168997 (1301-3168997 / 1-301-3168997) +1-301-3168998 / 0111-301-3168998 (1301-3168998 / 1-301-3168998) +1-301-3168999 / 0111-301-3168999 (1301-3168999 / 1-301-3168999)