Area Code +1-281-(5640000...5649999) 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 : 5640000 Subscriber Number To : 5649999 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-(5630000...5639999) next › : +1-281-(5650000...5659999) Dialling Instructions For trunk calls: 0 281 5640000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 281 5640000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5640000 ~ 5649999 (Count: 10,000) Example: +1-281-5640000 / 0111-281-5640000 (1281-5640000 / 1-281-5640000) +1-281-5640001 / 0111-281-5640001 (1281-5640001 / 1-281-5640001) +1-281-5640002 / 0111-281-5640002 (1281-5640002 / 1-281-5640002) +1-281-5640003 / 0111-281-5640003 (1281-5640003 / 1-281-5640003) +1-281-5640004 / 0111-281-5640004 (1281-5640004 / 1-281-5640004) ...+1-281-xxxxxxx / 0111-281-xxxxxxx (1281-xxxxxxx / 1-281-xxxxxxx) ...+1-281-5649995 / 0111-281-5649995 (1281-5649995 / 1-281-5649995) +1-281-5649996 / 0111-281-5649996 (1281-5649996 / 1-281-5649996) +1-281-5649997 / 0111-281-5649997 (1281-5649997 / 1-281-5649997) +1-281-5649998 / 0111-281-5649998 (1281-5649998 / 1-281-5649998) +1-281-5649999 / 0111-281-5649999 (1281-5649999 / 1-281-5649999)