Kronoby is a municipality in Finland, located on the west coast of the country. Kronoby is situated in Ostrobothnia, along the Gulf of Bothnia. The population of Kronoby is approximately 6,000, while the sub-region has a population of approximately 50,000. It is the 147th most populous municipality in Finland.

Kaustinen is a municipality of Finland. It is part of the Central Ostrobothnia region. The municipality has a population about 4300 and covers an area of 361.12 square kilometres (139.43 sq mi) of which 7.09 km2 (2.74 sq mi) is water. The population density is 11.69 inhabitants per square kilometre (30.3/sq mi).