Area Code +43-1-(203...203999999999) located in Wien, Wien (9), more detail is as below. Place International Dialing Code : 43 International Prefix : 00 National Prefix : 0 National Destination Code : 1 Subscriber Number From : 203 Subscriber Number To : 203999999999 National Destination Code Length : 1 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 : 9 Region Name : Wien City : Wien Timezone : Europe/Vienna Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 4 Latitude : 48.2100 Longitude : 16.3700 ‹ previous : +43-1-(202...202999999999) next › : +43-1-(204...204999999999) Dialling Instructions For trunk calls: 0 1 203 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 43 1 203 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 203 ~ 203999999999 (Count: 203,999,999,797) Example: +43-1-000000000203 / 0043-1-000000000203 (01-000000000203 / 0-1-000000000203) +43-1-000000000204 / 0043-1-000000000204 (01-000000000204 / 0-1-000000000204) +43-1-000000000205 / 0043-1-000000000205 (01-000000000205 / 0-1-000000000205) +43-1-000000000206 / 0043-1-000000000206 (01-000000000206 / 0-1-000000000206) +43-1-000000000207 / 0043-1-000000000207 (01-000000000207 / 0-1-000000000207) ...+43-1-xxxxxxxxxxxx / 0043-1-xxxxxxxxxxxx (01-xxxxxxxxxxxx / 0-1-xxxxxxxxxxxx) ...+43-1-203999999995 / 0043-1-203999999995 (01-203999999995 / 0-1-203999999995) +43-1-203999999996 / 0043-1-203999999996 (01-203999999996 / 0-1-203999999996) +43-1-203999999997 / 0043-1-203999999997 (01-203999999997 / 0-1-203999999997) +43-1-203999999998 / 0043-1-203999999998 (01-203999999998 / 0-1-203999999998) +43-1-203999999999 / 0043-1-203999999999 (01-203999999999 / 0-1-203999999999)