Area Code +39-0166-(74...749999) 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 : 74 Subscriber Number To : 749999 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 : TWT 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-(73...739999) next › : +39-0166-(76...769999) Dialling Instructions For trunk calls: - 0166 74 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 39 0166 74 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 74 ~ 749999 (Count: 749,926) Example: +39-0166-000074 / 0039-0166-000074 (0166-000074 / -0166-000074) +39-0166-000075 / 0039-0166-000075 (0166-000075 / -0166-000075) +39-0166-000076 / 0039-0166-000076 (0166-000076 / -0166-000076) +39-0166-000077 / 0039-0166-000077 (0166-000077 / -0166-000077) +39-0166-000078 / 0039-0166-000078 (0166-000078 / -0166-000078) ...+39-0166-xxxxxx / 0039-0166-xxxxxx (0166-xxxxxx / -0166-xxxxxx) ...+39-0166-749995 / 0039-0166-749995 (0166-749995 / -0166-749995) +39-0166-749996 / 0039-0166-749996 (0166-749996 / -0166-749996) +39-0166-749997 / 0039-0166-749997 (0166-749997 / -0166-749997) +39-0166-749998 / 0039-0166-749998 (0166-749998 / -0166-749998) +39-0166-749999 / 0039-0166-749999 (0166-749999 / -0166-749999)