Area Code +1-281-(5037000...5037999) located in Porter Heights, 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 : 5037000 Subscriber Number To : 5037999 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 : ONVOY LLC - 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 : Porter Heights Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 30.1500 Longitude : -95.3200 ‹ previous : +1-281-(5033000...5033999) next › : +1-281-(5039000...5039999) Dialling Instructions For trunk calls: 0 281 5037000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 281 5037000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5037000 ~ 5037999 (Count: 1,000) Example: +1-281-5037000 / 0111-281-5037000 (1281-5037000 / 1-281-5037000) +1-281-5037001 / 0111-281-5037001 (1281-5037001 / 1-281-5037001) +1-281-5037002 / 0111-281-5037002 (1281-5037002 / 1-281-5037002) +1-281-5037003 / 0111-281-5037003 (1281-5037003 / 1-281-5037003) +1-281-5037004 / 0111-281-5037004 (1281-5037004 / 1-281-5037004) ...+1-281-xxxxxxx / 0111-281-xxxxxxx (1281-xxxxxxx / 1-281-xxxxxxx) ...+1-281-5037995 / 0111-281-5037995 (1281-5037995 / 1-281-5037995) +1-281-5037996 / 0111-281-5037996 (1281-5037996 / 1-281-5037996) +1-281-5037997 / 0111-281-5037997 (1281-5037997 / 1-281-5037997) +1-281-5037998 / 0111-281-5037998 (1281-5037998 / 1-281-5037998) +1-281-5037999 / 0111-281-5037999 (1281-5037999 / 1-281-5037999)