The Names Archive of the Research Institute for the Languages of Finland
The Names Archive of the Research Institute for the Languages of Finland (Kotimaisten kielten tutkimuskeskuksen Nimiarkisto) contains over 2.6 million place name entries from Finland and the nearby regions. Names have been collected systematically since 1915 by interviewing local people. The names are organized according to locality and in a nation-wide index.
The Language Archive of the Swedish Literature Society
The Swedish Literature Society (Svenska litteratursällskapet) has collected Swedish-language place names in Finland since the late 19th century. Their collections cover nearly 400 000 names, organized according to locality and village. They include names of estates and cultivated lands, as well as names of islands and other natural features.Examples: