Area Code +1-832-(2021000...2021999) located in Houston, Texas (TX), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 832 Subscriber Number From : 2021000 Subscriber Number To : 2021999 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 : XO TEXAS INC. 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 Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 29.7600 Longitude : -95.3700 ‹ previous : +1-832-(2020000...2020999) next › : +1-832-(2022000...2022999) Dialling Instructions For trunk calls: 0 832 2021000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 832 2021000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2021000 ~ 2021999 (Count: 1,000) Example: +1-832-2021000 / 0111-832-2021000 (1832-2021000 / 1-832-2021000) +1-832-2021001 / 0111-832-2021001 (1832-2021001 / 1-832-2021001) +1-832-2021002 / 0111-832-2021002 (1832-2021002 / 1-832-2021002) +1-832-2021003 / 0111-832-2021003 (1832-2021003 / 1-832-2021003) +1-832-2021004 / 0111-832-2021004 (1832-2021004 / 1-832-2021004) ...+1-832-xxxxxxx / 0111-832-xxxxxxx (1832-xxxxxxx / 1-832-xxxxxxx) ...+1-832-2021995 / 0111-832-2021995 (1832-2021995 / 1-832-2021995) +1-832-2021996 / 0111-832-2021996 (1832-2021996 / 1-832-2021996) +1-832-2021997 / 0111-832-2021997 (1832-2021997 / 1-832-2021997) +1-832-2021998 / 0111-832-2021998 (1832-2021998 / 1-832-2021998) +1-832-2021999 / 0111-832-2021999 (1832-2021999 / 1-832-2021999)