Area Code +1-281-(6440000...6440999) located in Katy, 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 : 6440000 Subscriber Number To : 6440999 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 : LEVEL 3 COMM - TX 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 : Katy Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 29.7900 Longitude : -95.8200 ‹ previous : +1-281-(6439000...6439999) next › : +1-281-(6441000...6441999) Dialling Instructions For trunk calls: 0 281 6440000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 281 6440000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6440000 ~ 6440999 (Count: 1,000) Example: +1-281-6440000 / 0111-281-6440000 (1281-6440000 / 1-281-6440000) +1-281-6440001 / 0111-281-6440001 (1281-6440001 / 1-281-6440001) +1-281-6440002 / 0111-281-6440002 (1281-6440002 / 1-281-6440002) +1-281-6440003 / 0111-281-6440003 (1281-6440003 / 1-281-6440003) +1-281-6440004 / 0111-281-6440004 (1281-6440004 / 1-281-6440004) ...+1-281-xxxxxxx / 0111-281-xxxxxxx (1281-xxxxxxx / 1-281-xxxxxxx) ...+1-281-6440995 / 0111-281-6440995 (1281-6440995 / 1-281-6440995) +1-281-6440996 / 0111-281-6440996 (1281-6440996 / 1-281-6440996) +1-281-6440997 / 0111-281-6440997 (1281-6440997 / 1-281-6440997) +1-281-6440998 / 0111-281-6440998 (1281-6440998 / 1-281-6440998) +1-281-6440999 / 0111-281-6440999 (1281-6440999 / 1-281-6440999)