Area Code +1-240-(2164000...2164999) 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 : 2164000 Subscriber Number To : 2164999 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-(2163000...2163999) next › : +1-240-(2165000...2165999) Dialling Instructions For trunk calls: 0 240 2164000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 2164000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2164000 ~ 2164999 (Count: 1,000) Example: +1-240-2164000 / 0111-240-2164000 (1240-2164000 / 1-240-2164000) +1-240-2164001 / 0111-240-2164001 (1240-2164001 / 1-240-2164001) +1-240-2164002 / 0111-240-2164002 (1240-2164002 / 1-240-2164002) +1-240-2164003 / 0111-240-2164003 (1240-2164003 / 1-240-2164003) +1-240-2164004 / 0111-240-2164004 (1240-2164004 / 1-240-2164004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-2164995 / 0111-240-2164995 (1240-2164995 / 1-240-2164995) +1-240-2164996 / 0111-240-2164996 (1240-2164996 / 1-240-2164996) +1-240-2164997 / 0111-240-2164997 (1240-2164997 / 1-240-2164997) +1-240-2164998 / 0111-240-2164998 (1240-2164998 / 1-240-2164998) +1-240-2164999 / 0111-240-2164999 (1240-2164999 / 1-240-2164999)