The 1956-57 Suomi-sarja season was contested as the second tier of Finnish hockey. 20 teams participated in the league, and KalPa Kuopio won the championship and was promoted alongside HIFK Helsinki.
Regular season
The league was divided into four groups, the winners qualifying for promotion to the SM-sarja.
| Southern Group
|
| HIFK
|
Helsinki
|
Promoted
|
| Tu.Kiekk.
|
Turku
|
|
| ÅIFK
|
Turku
|
|
| HyPS
|
Hyvinkää
|
|
| Kullervo
|
Helsinki
|
Relegated
|
| Southwestern Group
|
| PoKärpät
|
Pori
|
Promotion round
|
| TPV
|
Tampere
|
|
| Lukko
|
Rauma
|
|
| Iirot
|
Rauma
|
|
| RaPallo
|
Rauma
|
Relegated
|
| Southeastern Group
|
| Kotkan Reipas
|
Kotka
|
Promotion round
|
| KyPa
|
Kymi
|
|
| SaPKo
|
Savonlinna
|
|
| HeiP-47
|
Heinola
|
|
| Ponnistus
|
Helsinki
|
Relegated
|
| Northern Group
|
| KalPa
|
Kuopio
|
Promoted
|
| Hermes
|
Kokkola
|
|
| OKärpät
|
Oulu
|
|
| KuoTK
|
Kuopio
|
|
| RaaVesa
|
Raahe
|
Relegated
|
Sources