Area Code +1-210-(3601000...3601999) 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 : 3601000 Subscriber Number To : 3601999 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-(3600000...3600999) next › : +1-210-(3602000...3602999) Dialling Instructions For trunk calls: 0 210 3601000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 210 3601000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3601000 ~ 3601999 (Count: 1,000) Example: +1-210-3601000 / 0111-210-3601000 (1210-3601000 / 1-210-3601000) +1-210-3601001 / 0111-210-3601001 (1210-3601001 / 1-210-3601001) +1-210-3601002 / 0111-210-3601002 (1210-3601002 / 1-210-3601002) +1-210-3601003 / 0111-210-3601003 (1210-3601003 / 1-210-3601003) +1-210-3601004 / 0111-210-3601004 (1210-3601004 / 1-210-3601004) ...+1-210-xxxxxxx / 0111-210-xxxxxxx (1210-xxxxxxx / 1-210-xxxxxxx) ...+1-210-3601995 / 0111-210-3601995 (1210-3601995 / 1-210-3601995) +1-210-3601996 / 0111-210-3601996 (1210-3601996 / 1-210-3601996) +1-210-3601997 / 0111-210-3601997 (1210-3601997 / 1-210-3601997) +1-210-3601998 / 0111-210-3601998 (1210-3601998 / 1-210-3601998) +1-210-3601999 / 0111-210-3601999 (1210-3601999 / 1-210-3601999)