Area Code +1-281-(3500000...3509999) located in Spring, Texas (TX), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 281 Subscriber Number From : 3500000 Subscriber Number To : 3509999 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 : SOUTHWESTERN BELL 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 : TX Region Name : Texas City : Spring Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 30.0800 Longitude : -95.4200 ‹ previous : +1-281-(3490000...3499999) next › : +1-281-(3510000...3519999) Dialling Instructions For trunk calls: 0 281 3500000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 281 3500000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3500000 ~ 3509999 (Count: 10,000) Example: +1-281-3500000 / 0111-281-3500000 (1281-3500000 / 1-281-3500000) +1-281-3500001 / 0111-281-3500001 (1281-3500001 / 1-281-3500001) +1-281-3500002 / 0111-281-3500002 (1281-3500002 / 1-281-3500002) +1-281-3500003 / 0111-281-3500003 (1281-3500003 / 1-281-3500003) +1-281-3500004 / 0111-281-3500004 (1281-3500004 / 1-281-3500004) ...+1-281-xxxxxxx / 0111-281-xxxxxxx (1281-xxxxxxx / 1-281-xxxxxxx) ...+1-281-3509995 / 0111-281-3509995 (1281-3509995 / 1-281-3509995) +1-281-3509996 / 0111-281-3509996 (1281-3509996 / 1-281-3509996) +1-281-3509997 / 0111-281-3509997 (1281-3509997 / 1-281-3509997) +1-281-3509998 / 0111-281-3509998 (1281-3509998 / 1-281-3509998) +1-281-3509999 / 0111-281-3509999 (1281-3509999 / 1-281-3509999)