Area Code +1-281-(4380000...4389999) located in Houston Suburban, 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 : 4380000 Subscriber Number To : 4389999 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 : Houston Suburban Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 29.7500 Longitude : -95.3700 ‹ previous : +1-281-(4370000...4379999) next › : +1-281-(4390000...4399999) Dialling Instructions For trunk calls: 0 281 4380000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 281 4380000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4380000 ~ 4389999 (Count: 10,000) Example: +1-281-4380000 / 0111-281-4380000 (1281-4380000 / 1-281-4380000) +1-281-4380001 / 0111-281-4380001 (1281-4380001 / 1-281-4380001) +1-281-4380002 / 0111-281-4380002 (1281-4380002 / 1-281-4380002) +1-281-4380003 / 0111-281-4380003 (1281-4380003 / 1-281-4380003) +1-281-4380004 / 0111-281-4380004 (1281-4380004 / 1-281-4380004) ...+1-281-xxxxxxx / 0111-281-xxxxxxx (1281-xxxxxxx / 1-281-xxxxxxx) ...+1-281-4389995 / 0111-281-4389995 (1281-4389995 / 1-281-4389995) +1-281-4389996 / 0111-281-4389996 (1281-4389996 / 1-281-4389996) +1-281-4389997 / 0111-281-4389997 (1281-4389997 / 1-281-4389997) +1-281-4389998 / 0111-281-4389998 (1281-4389998 / 1-281-4389998) +1-281-4389999 / 0111-281-4389999 (1281-4389999 / 1-281-4389999)