Area Code +1-240-(5526000...5526999) located in Rockville, 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 : 5526000 Subscriber Number To : 5526999 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 : BANDWIDTH.COM - 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 : Rockville Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.0900 Longitude : -77.1600 ‹ previous : +1-240-(5525000...5525999) next › : +1-240-(5527000...5527999) Dialling Instructions For trunk calls: 0 240 5526000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 5526000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5526000 ~ 5526999 (Count: 1,000) Example: +1-240-5526000 / 0111-240-5526000 (1240-5526000 / 1-240-5526000) +1-240-5526001 / 0111-240-5526001 (1240-5526001 / 1-240-5526001) +1-240-5526002 / 0111-240-5526002 (1240-5526002 / 1-240-5526002) +1-240-5526003 / 0111-240-5526003 (1240-5526003 / 1-240-5526003) +1-240-5526004 / 0111-240-5526004 (1240-5526004 / 1-240-5526004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-5526995 / 0111-240-5526995 (1240-5526995 / 1-240-5526995) +1-240-5526996 / 0111-240-5526996 (1240-5526996 / 1-240-5526996) +1-240-5526997 / 0111-240-5526997 (1240-5526997 / 1-240-5526997) +1-240-5526998 / 0111-240-5526998 (1240-5526998 / 1-240-5526998) +1-240-5526999 / 0111-240-5526999 (1240-5526999 / 1-240-5526999)