Area Code +1-972-(9700000...9709999) located in Irving, Texas (TX), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 972 Subscriber Number From : 9700000 Subscriber Number To : 9709999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : METROTEL 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 : Irving Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 32.8100 Longitude : -96.9500 ‹ previous : +1-972-(9690000...9699999) next › : +1-972-(9710000...9710999) Dialling Instructions For trunk calls: 0 972 9700000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 972 9700000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9700000 ~ 9709999 (Count: 10,000) Example: +1-972-9700000 / 0111-972-9700000 (1972-9700000 / 1-972-9700000) +1-972-9700001 / 0111-972-9700001 (1972-9700001 / 1-972-9700001) +1-972-9700002 / 0111-972-9700002 (1972-9700002 / 1-972-9700002) +1-972-9700003 / 0111-972-9700003 (1972-9700003 / 1-972-9700003) +1-972-9700004 / 0111-972-9700004 (1972-9700004 / 1-972-9700004) ...+1-972-xxxxxxx / 0111-972-xxxxxxx (1972-xxxxxxx / 1-972-xxxxxxx) ...+1-972-9709995 / 0111-972-9709995 (1972-9709995 / 1-972-9709995) +1-972-9709996 / 0111-972-9709996 (1972-9709996 / 1-972-9709996) +1-972-9709997 / 0111-972-9709997 (1972-9709997 / 1-972-9709997) +1-972-9709998 / 0111-972-9709998 (1972-9709998 / 1-972-9709998) +1-972-9709999 / 0111-972-9709999 (1972-9709999 / 1-972-9709999)