| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|
| 13 | Joensuu | North Karelia | 53,388 | Finland | Europe/Helsinki |
| 14 | Jyväskylä | Central Finland | 85,026 | Finland | Europe/Helsinki |
| 15 | Mikkeli | Southern Savonia | 46,550 | Finland | Europe/Helsinki |
| 16 | — | — | 5,244,000 | Finland | Europe/Helsinki |
| 17 | Kuopio | Northern Savonia | 89,104 | Finland | Europe/Helsinki |
| 18 | — | — | 5,244,000 | Finland | Europe/Helsinki |
| 19 | Porvoo | Uusimaa | 47,192 | Finland | Europe/Helsinki |
| 2 | Pori | Satakunta | 76,772 | Finland | Europe/Helsinki |
| 3 | Tampere | Pirkanmaa | 202,687 | Finland | Europe/Helsinki |
| 4 | — | — | 5,244,000 | Finland | Europe/Helsinki |
| 457 | — | — | 5,244,000 | Finland | Europe/Helsinki |
| 5 | Lappeenranta | South Karelia | 59,276 | Finland | Europe/Helsinki |
| 50 | — | — | 5,244,000 | Finland | Europe/Helsinki |
| 500 | — | — | 5,244,000 | Finland | Europe/Helsinki |
| 6 | Vaasa | Ostrobothnia (region) | 57,014 | Finland | Europe/Helsinki |
| 8 | Oulu | Northern Ostrobothnia | 128,618 | Finland | Europe/Helsinki |
| 9 | Helsinki | Uusimaa | 558,457 | Finland | Europe/Helsinki |