Area Code +1-240-(3213000...3213999) located in Oakland, 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 : 3213000 Subscriber Number To : 3213999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : UNITED STATES CEL MD 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 : Oakland Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.4100 Longitude : -79.4100 ‹ previous : +1-240-(3212000...3212999) next › : +1-240-(3214000...3214999) Dialling Instructions For trunk calls: 0 240 3213000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 3213000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3213000 ~ 3213999 (Count: 1,000) Example: +1-240-3213000 / 0111-240-3213000 (1240-3213000 / 1-240-3213000) +1-240-3213001 / 0111-240-3213001 (1240-3213001 / 1-240-3213001) +1-240-3213002 / 0111-240-3213002 (1240-3213002 / 1-240-3213002) +1-240-3213003 / 0111-240-3213003 (1240-3213003 / 1-240-3213003) +1-240-3213004 / 0111-240-3213004 (1240-3213004 / 1-240-3213004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-3213995 / 0111-240-3213995 (1240-3213995 / 1-240-3213995) +1-240-3213996 / 0111-240-3213996 (1240-3213996 / 1-240-3213996) +1-240-3213997 / 0111-240-3213997 (1240-3213997 / 1-240-3213997) +1-240-3213998 / 0111-240-3213998 (1240-3213998 / 1-240-3213998) +1-240-3213999 / 0111-240-3213999 (1240-3213999 / 1-240-3213999)