Area Code +39-55-(00023000...00023999) located in VoIP, more detail is as below. Place International Dialing Code : 39 International Prefix : 00 National Destination Code : 55 Subscriber Number From : 00023000 Subscriber Number To : 00023999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : V (VoIP, Location Independent fixed land 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) City : VoIP Timezone : Europe/Rome Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.9000 Longitude : 12.4800 ‹ previous : +39-55-(00022000...00022999) next › : +39-55-(00024000...00024999) Dialling Instructions For trunk calls: - 55 00023000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 39 55 00023000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 00023000 ~ 00023999 (Count: 1,000) Example: +39-55-00023000 / 0039-55-00023000 (55-00023000 / -55-00023000) +39-55-00023001 / 0039-55-00023001 (55-00023001 / -55-00023001) +39-55-00023002 / 0039-55-00023002 (55-00023002 / -55-00023002) +39-55-00023003 / 0039-55-00023003 (55-00023003 / -55-00023003) +39-55-00023004 / 0039-55-00023004 (55-00023004 / -55-00023004) ...+39-55-xxxxxxxx / 0039-55-xxxxxxxx (55-xxxxxxxx / -55-xxxxxxxx) ...+39-55-00023995 / 0039-55-00023995 (55-00023995 / -55-00023995) +39-55-00023996 / 0039-55-00023996 (55-00023996 / -55-00023996) +39-55-00023997 / 0039-55-00023997 (55-00023997 / -55-00023997) +39-55-00023998 / 0039-55-00023998 (55-00023998 / -55-00023998) +39-55-00023999 / 0039-55-00023999 (55-00023999 / -55-00023999)