Area Code +39-031-(623...6239999) located in Erba, Como (CO), more detail is as below. Place International Dialing Code : 39 International Prefix : 00 National Destination Code : 031 Subscriber Number From : 623 Subscriber Number To : 6239999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Telecom Italia 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 : CO Region Name : Como City : Erba Timezone : Europe/Rome Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 45.8100 Longitude : 9.2200 ‹ previous : +39-031-(622...6229999) next › : +39-031-(624...6249999) Dialling Instructions For trunk calls: - 031 623 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 39 031 623 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 623 ~ 6239999 (Count: 6,239,377) Example: +39-031-0000623 / 0039-031-0000623 (031-0000623 / -031-0000623) +39-031-0000624 / 0039-031-0000624 (031-0000624 / -031-0000624) +39-031-0000625 / 0039-031-0000625 (031-0000625 / -031-0000625) +39-031-0000626 / 0039-031-0000626 (031-0000626 / -031-0000626) +39-031-0000627 / 0039-031-0000627 (031-0000627 / -031-0000627) ...+39-031-xxxxxxx / 0039-031-xxxxxxx (031-xxxxxxx / -031-xxxxxxx) ...+39-031-6239995 / 0039-031-6239995 (031-6239995 / -031-6239995) +39-031-6239996 / 0039-031-6239996 (031-6239996 / -031-6239996) +39-031-6239997 / 0039-031-6239997 (031-6239997 / -031-6239997) +39-031-6239998 / 0039-031-6239998 (031-6239998 / -031-6239998) +39-031-6239999 / 0039-031-6239999 (031-6239999 / -031-6239999)