Area Code +358-9-(4780...4789999999) located in Uusimaa Helsinki, more detail is as below. Place International Dialing Code : 358 International Prefix : 00 National Prefix : 0 National Destination Code : 9 Subscriber Number From : 4780 Subscriber Number To : 4789999999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 11 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : TeliaSonera Finland Oyj Click here to buy Finland Area Code Database Other Information Language Code : fi (Finnish) Country Number : 246 (Finland) Country Code : FI (Finland) Region Name : Uusimaa Helsinki Timezone : Europe/Helsinki Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 5 Latitude : 60.1700 Longitude : 24.9400 ‹ previous : +358-9-(4770...4779999999) next › : +358-9-(4790...4799999999) Dialling Instructions For trunk calls: 0 9 4780 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 358 9 4780 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4780 ~ 4789999999 (Count: 4,789,995,220) Example: +358-9-0000004780 / 00358-9-0000004780 (09-0000004780 / 0-9-0000004780) +358-9-0000004781 / 00358-9-0000004781 (09-0000004781 / 0-9-0000004781) +358-9-0000004782 / 00358-9-0000004782 (09-0000004782 / 0-9-0000004782) +358-9-0000004783 / 00358-9-0000004783 (09-0000004783 / 0-9-0000004783) +358-9-0000004784 / 00358-9-0000004784 (09-0000004784 / 0-9-0000004784) ...+358-9-xxxxxxxxxx / 00358-9-xxxxxxxxxx (09-xxxxxxxxxx / 0-9-xxxxxxxxxx) ...+358-9-4789999995 / 00358-9-4789999995 (09-4789999995 / 0-9-4789999995) +358-9-4789999996 / 00358-9-4789999996 (09-4789999996 / 0-9-4789999996) +358-9-4789999997 / 00358-9-4789999997 (09-4789999997 / 0-9-4789999997) +358-9-4789999998 / 00358-9-4789999998 (09-4789999998 / 0-9-4789999998) +358-9-4789999999 / 00358-9-4789999999 (09-4789999999 / 0-9-4789999999)