Area Code +1-210-(2240000...2249999) 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 : 2240000 Subscriber Number To : 2249999 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-(2230000...2239999) next › : +1-210-(2250000...2259999) Dialling Instructions For trunk calls: 0 210 2240000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 210 2240000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2240000 ~ 2249999 (Count: 10,000) Example: +1-210-2240000 / 0111-210-2240000 (1210-2240000 / 1-210-2240000) +1-210-2240001 / 0111-210-2240001 (1210-2240001 / 1-210-2240001) +1-210-2240002 / 0111-210-2240002 (1210-2240002 / 1-210-2240002) +1-210-2240003 / 0111-210-2240003 (1210-2240003 / 1-210-2240003) +1-210-2240004 / 0111-210-2240004 (1210-2240004 / 1-210-2240004) ...+1-210-xxxxxxx / 0111-210-xxxxxxx (1210-xxxxxxx / 1-210-xxxxxxx) ...+1-210-2249995 / 0111-210-2249995 (1210-2249995 / 1-210-2249995) +1-210-2249996 / 0111-210-2249996 (1210-2249996 / 1-210-2249996) +1-210-2249997 / 0111-210-2249997 (1210-2249997 / 1-210-2249997) +1-210-2249998 / 0111-210-2249998 (1210-2249998 / 1-210-2249998) +1-210-2249999 / 0111-210-2249999 (1210-2249999 / 1-210-2249999)