Area Code +1-210-(2020000...2020999) located in San Antonio, Texas (TX), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 210 Subscriber Number From : 2020000 Subscriber Number To : 2020999 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 : San Antonio Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 29.4300 Longitude : -98.4800 ‹ previous : +1-210-(2019000...2019999) next › : +1-210-(2021000...2021999) Dialling Instructions For trunk calls: 0 210 2020000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 210 2020000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2020000 ~ 2020999 (Count: 1,000) Example: +1-210-2020000 / 0111-210-2020000 (1210-2020000 / 1-210-2020000) +1-210-2020001 / 0111-210-2020001 (1210-2020001 / 1-210-2020001) +1-210-2020002 / 0111-210-2020002 (1210-2020002 / 1-210-2020002) +1-210-2020003 / 0111-210-2020003 (1210-2020003 / 1-210-2020003) +1-210-2020004 / 0111-210-2020004 (1210-2020004 / 1-210-2020004) ...+1-210-xxxxxxx / 0111-210-xxxxxxx (1210-xxxxxxx / 1-210-xxxxxxx) ...+1-210-2020995 / 0111-210-2020995 (1210-2020995 / 1-210-2020995) +1-210-2020996 / 0111-210-2020996 (1210-2020996 / 1-210-2020996) +1-210-2020997 / 0111-210-2020997 (1210-2020997 / 1-210-2020997) +1-210-2020998 / 0111-210-2020998 (1210-2020998 / 1-210-2020998) +1-210-2020999 / 0111-210-2020999 (1210-2020999 / 1-210-2020999)