Area Code +39-0166-(44...449999) located in St. Vincent, Aosta (AO), more detail is as below. Place International Dialing Code : 39 International Prefix : 00 National Destination Code : 0166 Subscriber Number From : 44 Subscriber Number To : 449999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : FastWeb S.p.A. Click here to buy Italy Area Code Database Other Information Language Code : it (Italian) Country Number : 380 (Italy) Country Code : IT (Italy) Region Code : AO Region Name : Aosta City : St. Vincent Timezone : Europe/Rome Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 45.7500 Longitude : 7.6500 ‹ previous : +39-0166-(43...439999) next › : +39-0166-(45...459999) Dialling Instructions For trunk calls: - 0166 44 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 39 0166 44 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 44 ~ 449999 (Count: 449,956) Example: +39-0166-000044 / 0039-0166-000044 (0166-000044 / -0166-000044) +39-0166-000045 / 0039-0166-000045 (0166-000045 / -0166-000045) +39-0166-000046 / 0039-0166-000046 (0166-000046 / -0166-000046) +39-0166-000047 / 0039-0166-000047 (0166-000047 / -0166-000047) +39-0166-000048 / 0039-0166-000048 (0166-000048 / -0166-000048) ...+39-0166-xxxxxx / 0039-0166-xxxxxx (0166-xxxxxx / -0166-xxxxxx) ...+39-0166-449995 / 0039-0166-449995 (0166-449995 / -0166-449995) +39-0166-449996 / 0039-0166-449996 (0166-449996 / -0166-449996) +39-0166-449997 / 0039-0166-449997 (0166-449997 / -0166-449997) +39-0166-449998 / 0039-0166-449998 (0166-449998 / -0166-449998) +39-0166-449999 / 0039-0166-449999 (0166-449999 / -0166-449999)