Suomi-sarja
The Suomi-sarja is Finland's third highest ice hockey league. Suomi-sarja has 14 teams. Suomi-sarja has been played since the 1999–2000 season. Prior to this, Finland's third league had been Division II since 1975 and before that the Provincial Series since 1947. During the 1990s the series also included an Estonian team. The series was played in two segments in the 2006–2007 season. During the 2007–2008 season there were four divisions. Teams playing in the Suomi-sarja can be relegated to the 2. Divisioona or promoted to Mestis.
During the 2022–23 season, there are 13 teams. The eight best teams continue to the playoffs and the worst two teams play in the qualifiers against 2. divisioona teams. The Suomi-sarja champion and the runner-up advance to Mestis qualifiers.
Teams 2024–25
The team names are usually the traditional name of the club. All clubs are commonly known by the name of their team. Oy and Ab are the abbreviations for limited company in Finnish and Swedish respectively.| Team name | Club's registered name | Location | Home venue, capacity | Titles Suomi-sarja |
| FPS | FPS Hockey Oy | Forssa | Forssa Ice Hall, 3,000 | 0 |
| Haukat | Jääurheiluseura Hawks ry | Järvenpää | Järvenpää Ice Hall, | 0 |
| Hunters | Porvoon Hunters ry | Porvoo | Kokonniemi Ice Hall, | 0 |
| JHT | JHT Tuki Ry | Kalajoki | Pirkonsuo Ice Hall, | 1 |
| LeKi | Lempäälän Kisa Edustusjääkiekko ry | Lempäälä | Masku Areena | 0 |
| MuIK Hockey | MuIK Hockey AB | Nykarleby | Komarov Arena | 0 |
| PEPO | PEPO Hockey ry | Lappeenranta | Kisapuisto, 4,820 | 0 |
| Pyry | Nokian Pyry Hockey Oy | Nokia | Nokia Ice Hall | 3 |
| Raahe-Kiekko | Raahe-Kiekko ry | Raahe | E. Heelakoski Areena | 0 |
| Riemu | Liikunnan Riemu Hockey ry | Jyväskylä | Synergia-areena, | 0 |
| SaPKo | SaPKo Hockey Oy | Savonlinna | 1 | |
| S-Kiekko | Seihockey Oy | Seinäjoki | 1 | |
| Titaanit | HK Titaanit ry | Kotka | 1 | |
| Virkiä | Virkiä Hockey Oy | Lapua | 0 |