Area Code +39-0577-(133...133999) located in Siena, Siena (SI), more detail is as below. Place International Dialing Code : 39 International Prefix : 00 National Destination Code : 0577 Subscriber Number From : 133 Subscriber Number To : 133999 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 : Momax Click here to buy Italy Area Code Database Other Information Language Code : it (Italian) Country Number : 380 (Italy) Country Code : IT (Italy) Region Code : SI Region Name : Siena City : Siena Timezone : Europe/Rome Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 43.3200 Longitude : 11.3300 ‹ previous : +39-0577-(111...111999) next › : +39-0577-(146...146999) Dialling Instructions For trunk calls: - 0577 133 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 39 0577 133 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 133 ~ 133999 (Count: 133,867) Example: +39-0577-000133 / 0039-0577-000133 (0577-000133 / -0577-000133) +39-0577-000134 / 0039-0577-000134 (0577-000134 / -0577-000134) +39-0577-000135 / 0039-0577-000135 (0577-000135 / -0577-000135) +39-0577-000136 / 0039-0577-000136 (0577-000136 / -0577-000136) +39-0577-000137 / 0039-0577-000137 (0577-000137 / -0577-000137) ...+39-0577-xxxxxx / 0039-0577-xxxxxx (0577-xxxxxx / -0577-xxxxxx) ...+39-0577-133995 / 0039-0577-133995 (0577-133995 / -0577-133995) +39-0577-133996 / 0039-0577-133996 (0577-133996 / -0577-133996) +39-0577-133997 / 0039-0577-133997 (0577-133997 / -0577-133997) +39-0577-133998 / 0039-0577-133998 (0577-133998 / -0577-133998) +39-0577-133999 / 0039-0577-133999 (0577-133999 / -0577-133999)