Area Code +1-240-(4678000...4678999) located in Hyattsville, 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 : 4678000 Subscriber Number To : 4678999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : OMNIPOINT COMM CAP 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 : Hyattsville Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.9500 Longitude : -76.9500 ‹ previous : +1-240-(4677000...4677999) next › : +1-240-(4679000...4679999) Dialling Instructions For trunk calls: 0 240 4678000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 4678000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4678000 ~ 4678999 (Count: 1,000) Example: +1-240-4678000 / 0111-240-4678000 (1240-4678000 / 1-240-4678000) +1-240-4678001 / 0111-240-4678001 (1240-4678001 / 1-240-4678001) +1-240-4678002 / 0111-240-4678002 (1240-4678002 / 1-240-4678002) +1-240-4678003 / 0111-240-4678003 (1240-4678003 / 1-240-4678003) +1-240-4678004 / 0111-240-4678004 (1240-4678004 / 1-240-4678004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-4678995 / 0111-240-4678995 (1240-4678995 / 1-240-4678995) +1-240-4678996 / 0111-240-4678996 (1240-4678996 / 1-240-4678996) +1-240-4678997 / 0111-240-4678997 (1240-4678997 / 1-240-4678997) +1-240-4678998 / 0111-240-4678998 (1240-4678998 / 1-240-4678998) +1-240-4678999 / 0111-240-4678999 (1240-4678999 / 1-240-4678999)