Area Code +1-210-(5191000...5191999) 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 : 5191000 Subscriber Number To : 5191999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : T-MOBILE USA 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-(5190000...5190999) next › : +1-210-(5192000...5192999) Dialling Instructions For trunk calls: 0 210 5191000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 210 5191000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5191000 ~ 5191999 (Count: 1,000) Example: +1-210-5191000 / 0111-210-5191000 (1210-5191000 / 1-210-5191000) +1-210-5191001 / 0111-210-5191001 (1210-5191001 / 1-210-5191001) +1-210-5191002 / 0111-210-5191002 (1210-5191002 / 1-210-5191002) +1-210-5191003 / 0111-210-5191003 (1210-5191003 / 1-210-5191003) +1-210-5191004 / 0111-210-5191004 (1210-5191004 / 1-210-5191004) ...+1-210-xxxxxxx / 0111-210-xxxxxxx (1210-xxxxxxx / 1-210-xxxxxxx) ...+1-210-5191995 / 0111-210-5191995 (1210-5191995 / 1-210-5191995) +1-210-5191996 / 0111-210-5191996 (1210-5191996 / 1-210-5191996) +1-210-5191997 / 0111-210-5191997 (1210-5191997 / 1-210-5191997) +1-210-5191998 / 0111-210-5191998 (1210-5191998 / 1-210-5191998) +1-210-5191999 / 0111-210-5191999 (1210-5191999 / 1-210-5191999)