Area Code +1-281-(3780000...3780999) located in Tomball, 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 : 3780000 Subscriber Number To : 3780999 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 : Tomball Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 30.1000 Longitude : -95.6200 ‹ previous : +1-281-(3779000...3779999) next › : +1-281-(3781000...3781999) Dialling Instructions For trunk calls: 0 281 3780000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 281 3780000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3780000 ~ 3780999 (Count: 1,000) Example: +1-281-3780000 / 0111-281-3780000 (1281-3780000 / 1-281-3780000) +1-281-3780001 / 0111-281-3780001 (1281-3780001 / 1-281-3780001) +1-281-3780002 / 0111-281-3780002 (1281-3780002 / 1-281-3780002) +1-281-3780003 / 0111-281-3780003 (1281-3780003 / 1-281-3780003) +1-281-3780004 / 0111-281-3780004 (1281-3780004 / 1-281-3780004) ...+1-281-xxxxxxx / 0111-281-xxxxxxx (1281-xxxxxxx / 1-281-xxxxxxx) ...+1-281-3780995 / 0111-281-3780995 (1281-3780995 / 1-281-3780995) +1-281-3780996 / 0111-281-3780996 (1281-3780996 / 1-281-3780996) +1-281-3780997 / 0111-281-3780997 (1281-3780997 / 1-281-3780997) +1-281-3780998 / 0111-281-3780998 (1281-3780998 / 1-281-3780998) +1-281-3780999 / 0111-281-3780999 (1281-3780999 / 1-281-3780999)