Area Code +358-9-(8170...8179999999) 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 : 8170 Subscriber Number To : 8179999999 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 : Orange Business Finland Oy 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-(8160...8169999999) next › : +358-9-(8180...8189999999) Dialling Instructions For trunk calls: 0 9 8170 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 358 9 8170 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8170 ~ 8179999999 (Count: 8,179,991,830) Example: +358-9-0000008170 / 00358-9-0000008170 (09-0000008170 / 0-9-0000008170) +358-9-0000008171 / 00358-9-0000008171 (09-0000008171 / 0-9-0000008171) +358-9-0000008172 / 00358-9-0000008172 (09-0000008172 / 0-9-0000008172) +358-9-0000008173 / 00358-9-0000008173 (09-0000008173 / 0-9-0000008173) +358-9-0000008174 / 00358-9-0000008174 (09-0000008174 / 0-9-0000008174) ...+358-9-xxxxxxxxxx / 00358-9-xxxxxxxxxx (09-xxxxxxxxxx / 0-9-xxxxxxxxxx) ...+358-9-8179999995 / 00358-9-8179999995 (09-8179999995 / 0-9-8179999995) +358-9-8179999996 / 00358-9-8179999996 (09-8179999996 / 0-9-8179999996) +358-9-8179999997 / 00358-9-8179999997 (09-8179999997 / 0-9-8179999997) +358-9-8179999998 / 00358-9-8179999998 (09-8179999998 / 0-9-8179999998) +358-9-8179999999 / 00358-9-8179999999 (09-8179999999 / 0-9-8179999999)