Area Code +1-240-(2361000...2361999) located in Frederick, 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 : 2361000 Subscriber Number To : 2361999 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 : VERIZON MARYLAND INC 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 : Frederick Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.4200 Longitude : -77.4100 ‹ previous : +1-240-(2360000...2360999) next › : +1-240-(2362000...2362999) Dialling Instructions For trunk calls: 0 240 2361000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 2361000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2361000 ~ 2361999 (Count: 1,000) Example: +1-240-2361000 / 0111-240-2361000 (1240-2361000 / 1-240-2361000) +1-240-2361001 / 0111-240-2361001 (1240-2361001 / 1-240-2361001) +1-240-2361002 / 0111-240-2361002 (1240-2361002 / 1-240-2361002) +1-240-2361003 / 0111-240-2361003 (1240-2361003 / 1-240-2361003) +1-240-2361004 / 0111-240-2361004 (1240-2361004 / 1-240-2361004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-2361995 / 0111-240-2361995 (1240-2361995 / 1-240-2361995) +1-240-2361996 / 0111-240-2361996 (1240-2361996 / 1-240-2361996) +1-240-2361997 / 0111-240-2361997 (1240-2361997 / 1-240-2361997) +1-240-2361998 / 0111-240-2361998 (1240-2361998 / 1-240-2361998) +1-240-2361999 / 0111-240-2361999 (1240-2361999 / 1-240-2361999)