Area Code +1-240-(3380000...3380999) located in Silver Spring, 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 : 3380000 Subscriber Number To : 3380999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : VERIZON WIRELESS-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 : Silver Spring Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.0100 Longitude : -77.0400 ‹ previous : +1-240-(3370000...3379999) next › : +1-240-(3381000...3381999) Dialling Instructions For trunk calls: 0 240 3380000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 3380000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3380000 ~ 3380999 (Count: 1,000) Example: +1-240-3380000 / 0111-240-3380000 (1240-3380000 / 1-240-3380000) +1-240-3380001 / 0111-240-3380001 (1240-3380001 / 1-240-3380001) +1-240-3380002 / 0111-240-3380002 (1240-3380002 / 1-240-3380002) +1-240-3380003 / 0111-240-3380003 (1240-3380003 / 1-240-3380003) +1-240-3380004 / 0111-240-3380004 (1240-3380004 / 1-240-3380004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-3380995 / 0111-240-3380995 (1240-3380995 / 1-240-3380995) +1-240-3380996 / 0111-240-3380996 (1240-3380996 / 1-240-3380996) +1-240-3380997 / 0111-240-3380997 (1240-3380997 / 1-240-3380997) +1-240-3380998 / 0111-240-3380998 (1240-3380998 / 1-240-3380998) +1-240-3380999 / 0111-240-3380999 (1240-3380999 / 1-240-3380999)