Area Code +1-240-(3212000...3212999) 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 : 3212000 Subscriber Number To : 3212999 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-(3211000...3211999) next › : +1-240-(3213000...3213999) Dialling Instructions For trunk calls: 0 240 3212000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 3212000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3212000 ~ 3212999 (Count: 1,000) Example: +1-240-3212000 / 0111-240-3212000 (1240-3212000 / 1-240-3212000) +1-240-3212001 / 0111-240-3212001 (1240-3212001 / 1-240-3212001) +1-240-3212002 / 0111-240-3212002 (1240-3212002 / 1-240-3212002) +1-240-3212003 / 0111-240-3212003 (1240-3212003 / 1-240-3212003) +1-240-3212004 / 0111-240-3212004 (1240-3212004 / 1-240-3212004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-3212995 / 0111-240-3212995 (1240-3212995 / 1-240-3212995) +1-240-3212996 / 0111-240-3212996 (1240-3212996 / 1-240-3212996) +1-240-3212997 / 0111-240-3212997 (1240-3212997 / 1-240-3212997) +1-240-3212998 / 0111-240-3212998 (1240-3212998 / 1-240-3212998) +1-240-3212999 / 0111-240-3212999 (1240-3212999 / 1-240-3212999)