Area Code +43-2257-(437...437999999) located in Klausen-Leopoldsdorf, Niederösterreich (3), more detail is as below. Place International Dialing Code : 43 International Prefix : 00 National Prefix : 0 National Destination Code : 2257 Subscriber Number From : 437 Subscriber Number To : 437999999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 13 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : A1 Telekom Austria Aktiengesellschaft Click here to buy Austria Area Code Database Other Information Language Code : de (German) Country Number : 40 (Austria) Country Code : AT (Austria) Region Code : 3 Region Name : Niederösterreich City : Klausen-Leopoldsdorf Timezone : Europe/Vienna Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 7 Latitude : 48.0900 Longitude : 16.0200 ‹ previous : +43-2257-(435...435999999) next › : +43-2257-(440...440999999) Dialling Instructions For trunk calls: 0 2257 437 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 43 2257 437 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 437 ~ 437999999 (Count: 437,999,563) Example: +43-2257-000000437 / 0043-2257-000000437 (02257-000000437 / 0-2257-000000437) +43-2257-000000438 / 0043-2257-000000438 (02257-000000438 / 0-2257-000000438) +43-2257-000000439 / 0043-2257-000000439 (02257-000000439 / 0-2257-000000439) +43-2257-000000440 / 0043-2257-000000440 (02257-000000440 / 0-2257-000000440) +43-2257-000000441 / 0043-2257-000000441 (02257-000000441 / 0-2257-000000441) ...+43-2257-xxxxxxxxx / 0043-2257-xxxxxxxxx (02257-xxxxxxxxx / 0-2257-xxxxxxxxx) ...+43-2257-437999995 / 0043-2257-437999995 (02257-437999995 / 0-2257-437999995) +43-2257-437999996 / 0043-2257-437999996 (02257-437999996 / 0-2257-437999996) +43-2257-437999997 / 0043-2257-437999997 (02257-437999997 / 0-2257-437999997) +43-2257-437999998 / 0043-2257-437999998 (02257-437999998 / 0-2257-437999998) +43-2257-437999999 / 0043-2257-437999999 (02257-437999999 / 0-2257-437999999)