Area Code +1-210-(4238000...4238999) 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 : 4238000 Subscriber Number To : 4238999 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 : SOUTHWESTERN BELL 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-(4237000...4237999) next › : +1-210-(4239000...4239999) Dialling Instructions For trunk calls: 0 210 4238000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 210 4238000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4238000 ~ 4238999 (Count: 1,000) Example: +1-210-4238000 / 0111-210-4238000 (1210-4238000 / 1-210-4238000) +1-210-4238001 / 0111-210-4238001 (1210-4238001 / 1-210-4238001) +1-210-4238002 / 0111-210-4238002 (1210-4238002 / 1-210-4238002) +1-210-4238003 / 0111-210-4238003 (1210-4238003 / 1-210-4238003) +1-210-4238004 / 0111-210-4238004 (1210-4238004 / 1-210-4238004) ...+1-210-xxxxxxx / 0111-210-xxxxxxx (1210-xxxxxxx / 1-210-xxxxxxx) ...+1-210-4238995 / 0111-210-4238995 (1210-4238995 / 1-210-4238995) +1-210-4238996 / 0111-210-4238996 (1210-4238996 / 1-210-4238996) +1-210-4238997 / 0111-210-4238997 (1210-4238997 / 1-210-4238997) +1-210-4238998 / 0111-210-4238998 (1210-4238998 / 1-210-4238998) +1-210-4238999 / 0111-210-4238999 (1210-4238999 / 1-210-4238999)