Area Code +1-410-(9821000...9821999) located in Baltimore, Maryland (MD), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 410 Subscriber Number From : 9821000 Subscriber Number To : 9821999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : SPRINT SPECTRUM LP 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 : Baltimore Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.2900 Longitude : -76.6100 ‹ previous : +1-410-(9820000...9820999) next › : +1-410-(9822000...9822999) Dialling Instructions For trunk calls: 0 410 9821000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 410 9821000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9821000 ~ 9821999 (Count: 1,000) Example: +1-410-9821000 / 0111-410-9821000 (1410-9821000 / 1-410-9821000) +1-410-9821001 / 0111-410-9821001 (1410-9821001 / 1-410-9821001) +1-410-9821002 / 0111-410-9821002 (1410-9821002 / 1-410-9821002) +1-410-9821003 / 0111-410-9821003 (1410-9821003 / 1-410-9821003) +1-410-9821004 / 0111-410-9821004 (1410-9821004 / 1-410-9821004) ...+1-410-xxxxxxx / 0111-410-xxxxxxx (1410-xxxxxxx / 1-410-xxxxxxx) ...+1-410-9821995 / 0111-410-9821995 (1410-9821995 / 1-410-9821995) +1-410-9821996 / 0111-410-9821996 (1410-9821996 / 1-410-9821996) +1-410-9821997 / 0111-410-9821997 (1410-9821997 / 1-410-9821997) +1-410-9821998 / 0111-410-9821998 (1410-9821998 / 1-410-9821998) +1-410-9821999 / 0111-410-9821999 (1410-9821999 / 1-410-9821999)