Area Code +358-14-(77900...7799999999) located in Keski-Suomi, more detail is as below. Place International Dialing Code : 358 International Prefix : 00 National Prefix : 0 National Destination Code : 14 Subscriber Number From : 77900 Subscriber Number To : 7799999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 12 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : TDC Oy FINLAND Click here to buy Finland Area Code Database Other Information Language Code : fi (Finnish) Country Number : 246 (Finland) Country Code : FI (Finland) Region Name : Keski-Suomi Timezone : Europe/Helsinki Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 7 Latitude : 62.5700 Longitude : 25.5500 ‹ previous : +358-14-(77800...7789999999) next › : +358-14-(78000...7809999999) Dialling Instructions For trunk calls: 0 14 77900 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 358 14 77900 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 77900 ~ 7799999999 (Count: 7,799,922,100) Example: +358-14-0000077900 / 00358-14-0000077900 (014-0000077900 / 0-14-0000077900) +358-14-0000077901 / 00358-14-0000077901 (014-0000077901 / 0-14-0000077901) +358-14-0000077902 / 00358-14-0000077902 (014-0000077902 / 0-14-0000077902) +358-14-0000077903 / 00358-14-0000077903 (014-0000077903 / 0-14-0000077903) +358-14-0000077904 / 00358-14-0000077904 (014-0000077904 / 0-14-0000077904) ...+358-14-xxxxxxxxxx / 00358-14-xxxxxxxxxx (014-xxxxxxxxxx / 0-14-xxxxxxxxxx) ...+358-14-7799999995 / 00358-14-7799999995 (014-7799999995 / 0-14-7799999995) +358-14-7799999996 / 00358-14-7799999996 (014-7799999996 / 0-14-7799999996) +358-14-7799999997 / 00358-14-7799999997 (014-7799999997 / 0-14-7799999997) +358-14-7799999998 / 00358-14-7799999998 (014-7799999998 / 0-14-7799999998) +358-14-7799999999 / 00358-14-7799999999 (014-7799999999 / 0-14-7799999999)