Area Code +39-0789-(174...174999) located in Olbia, Olbia-Tempio (OL), more detail is as below. Place International Dialing Code : 39 International Prefix : 00 National Destination Code : 0789 Subscriber Number From : 174 Subscriber Number To : 174999 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 : Enter s.r.l. Click here to buy Italy Area Code Database Other Information Language Code : it (Italian) Country Number : 380 (Italy) Country Code : IT (Italy) Region Code : OL Region Name : Olbia-Tempio City : Olbia Timezone : Europe/Rome Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 40.9200 Longitude : 9.4900 ‹ previous : +39-0789-(173...173999) next › : +39-0789-(175...175999) Dialling Instructions For trunk calls: - 0789 174 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 39 0789 174 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 174 ~ 174999 (Count: 174,826) Example: +39-0789-000174 / 0039-0789-000174 (0789-000174 / -0789-000174) +39-0789-000175 / 0039-0789-000175 (0789-000175 / -0789-000175) +39-0789-000176 / 0039-0789-000176 (0789-000176 / -0789-000176) +39-0789-000177 / 0039-0789-000177 (0789-000177 / -0789-000177) +39-0789-000178 / 0039-0789-000178 (0789-000178 / -0789-000178) ...+39-0789-xxxxxx / 0039-0789-xxxxxx (0789-xxxxxx / -0789-xxxxxx) ...+39-0789-174995 / 0039-0789-174995 (0789-174995 / -0789-174995) +39-0789-174996 / 0039-0789-174996 (0789-174996 / -0789-174996) +39-0789-174997 / 0039-0789-174997 (0789-174997 / -0789-174997) +39-0789-174998 / 0039-0789-174998 (0789-174998 / -0789-174998) +39-0789-174999 / 0039-0789-174999 (0789-174999 / -0789-174999)