Area Code +1-240-(2120000...2129999) 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 : 2120000 Subscriber Number To : 2129999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : CORE COMM - 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-(2109000...2109999) next › : +1-240-(2130000...2139999) Dialling Instructions For trunk calls: 0 240 2120000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 2120000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2120000 ~ 2129999 (Count: 10,000) Example: +1-240-2120000 / 0111-240-2120000 (1240-2120000 / 1-240-2120000) +1-240-2120001 / 0111-240-2120001 (1240-2120001 / 1-240-2120001) +1-240-2120002 / 0111-240-2120002 (1240-2120002 / 1-240-2120002) +1-240-2120003 / 0111-240-2120003 (1240-2120003 / 1-240-2120003) +1-240-2120004 / 0111-240-2120004 (1240-2120004 / 1-240-2120004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-2129995 / 0111-240-2129995 (1240-2129995 / 1-240-2129995) +1-240-2129996 / 0111-240-2129996 (1240-2129996 / 1-240-2129996) +1-240-2129997 / 0111-240-2129997 (1240-2129997 / 1-240-2129997) +1-240-2129998 / 0111-240-2129998 (1240-2129998 / 1-240-2129998) +1-240-2129999 / 0111-240-2129999 (1240-2129999 / 1-240-2129999)
