Area Code +1-240-(2163000...2163999) located in Waldorf, Maryland (MD), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 240 Subscriber Number From : 2163000 Subscriber Number To : 2163999 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 : Waldorf Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.6300 Longitude : -76.9100 ‹ previous : +1-240-(2162000...2162999) next › : +1-240-(2164000...2164999) Dialling Instructions For trunk calls: 0 240 2163000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 2163000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2163000 ~ 2163999 (Count: 1,000) Example: +1-240-2163000 / 0111-240-2163000 (1240-2163000 / 1-240-2163000) +1-240-2163001 / 0111-240-2163001 (1240-2163001 / 1-240-2163001) +1-240-2163002 / 0111-240-2163002 (1240-2163002 / 1-240-2163002) +1-240-2163003 / 0111-240-2163003 (1240-2163003 / 1-240-2163003) +1-240-2163004 / 0111-240-2163004 (1240-2163004 / 1-240-2163004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-2163995 / 0111-240-2163995 (1240-2163995 / 1-240-2163995) +1-240-2163996 / 0111-240-2163996 (1240-2163996 / 1-240-2163996) +1-240-2163997 / 0111-240-2163997 (1240-2163997 / 1-240-2163997) +1-240-2163998 / 0111-240-2163998 (1240-2163998 / 1-240-2163998) +1-240-2163999 / 0111-240-2163999 (1240-2163999 / 1-240-2163999)