Area Code +39-031-(617...6179999) 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 : 617 Subscriber Number To : 6179999 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-(616...6169999) next › : +39-031-(618...6189999) Dialling Instructions For trunk calls: - 031 617 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 39 031 617 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 617 ~ 6179999 (Count: 6,179,383) Example: +39-031-0000617 / 0039-031-0000617 (031-0000617 / -031-0000617) +39-031-0000618 / 0039-031-0000618 (031-0000618 / -031-0000618) +39-031-0000619 / 0039-031-0000619 (031-0000619 / -031-0000619) +39-031-0000620 / 0039-031-0000620 (031-0000620 / -031-0000620) +39-031-0000621 / 0039-031-0000621 (031-0000621 / -031-0000621) ...+39-031-xxxxxxx / 0039-031-xxxxxxx (031-xxxxxxx / -031-xxxxxxx) ...+39-031-6179995 / 0039-031-6179995 (031-6179995 / -031-6179995) +39-031-6179996 / 0039-031-6179996 (031-6179996 / -031-6179996) +39-031-6179997 / 0039-031-6179997 (031-6179997 / -031-6179997) +39-031-6179998 / 0039-031-6179998 (031-6179998 / -031-6179998) +39-031-6179999 / 0039-031-6179999 (031-6179999 / -031-6179999)