Municipalities of Kymenlaakso
The 7 municipalities of the Kymenlaakso Region in Finland are divided on two sub-regions.
Kotka-Hamina Sub-region
Hamina KotkaKouvola Sub-region
- '''Kouvola'''
Former municipalities
- Haapasaari
- Anjala
- Sippola
- Karhula
- Kymi
- Vehkalahti
- Anjalankoski
- Elimäki
- Jaala
- Kuusankoski
- Valkeala
- Iitti was transferred to Päijät-Häme Region in 2021, remaining independent.