Place Names That Take -lla

Most Finnish place names follow the inner case system. Learn the established local form; similar-looking names can differ, and the same spelling may have different local inflections. However, many names use the outer local cases due to historical meaning or specific suffixes. A helpful logic to remember is that physical geographical features often take outer cases (e.g., saarella, 'on the island'), while bounded human settlements or districts take inner cases (e.g., Kuusisaaressa, 'in Kuusisaari').

1. Foreign Places Baseline Rule
Almost all foreign countries and cities take the inner case (e.g., Lontoossa, Pariisissa, Ruotsissa). Exceptions include Venäjällä (Russia), Valko-Venäjällä (Belarus), and some islands.

2. Predictable Suffixes (Outer Cases)
If a place name ends in these geographical features, it usually takes the outer cases. Many familiar names in -joki, -järvi, -koski, and -vesi use outer cases even for settlements; do not extend this tendency to every geographical final component:

• -koski (rapids): Valkeakoskella, Kuusankoskella
• -joki (river): Seinäjoella
• -järvi (lake): Kemijärvellä
• -vesi (water): Orivedellä
• -maa (land): Ahvenanmaalla (Note: Foreign places ending in -maa, such as Alankomaat, take the inner case: Alankomaissa)

3. Common Suffixes (Inner Cases)
These suffixes usually take the inner cases:

• -la / -lä (place): Pasilassa, Heinolassa
• -pää (end): Järvenpäässä
• -kylä (village): Jyväskylässä
• -ranta in many settlement names: Lappeenrannassa, Arabianrannassa. The ordinary geographical word is rannalla.
• -linna / -suu: Hämeenlinnassa, Joensuussa.
• -saari (island): Kuusisaaressa (when referring to a district/settlement)
• -lahti (bay): Often takes inner cases (e.g., Lahdessa), though some take outer cases (e.g., Lapinlahdella).

4. Variable Suffixes
Suffixes like -mäki (hill) and -niemi (cape) have high variation and are not predictably outer or inner. You simply have to learn them (e.g., Pieksämäellä vs. Pitäjänmäessä, Rovaniemellä vs. Hakaniemessä).

5. Islands and Island Nations
Most islands use outer cases (e.g., Mallorcalla). However, large island nations like Islanti (Iceland) and Irlanti (Ireland) are exceptions and use inner cases (Islannissa).

6. Idiomatic Cities
Some major cities use outer cases by tradition:

• Tampere → Tampereella
• Vantaa → Vantaalla
• Rauma → Raumalla
• Kerava → Keravalla
• Hyvinkää → Hyvinkäällä

7. Finnish Regions (Maakunnat)
Finnish regions are a mix of outer and inner cases. Regions ending in -maa take the outer case (e.g., Pirkanmaalla, Uudellamaalla, Pohjanmaalla), while many others take the inner case (e.g., Lapissa, Savossa, Karjalassa).

8. Capital Region Rule
Many neighborhoods and districts in the Helsinki capital region take inner cases regardless of their suffix (e.g., Munkkiniemessä, Ruoholahdessa), but this is not an absolute rule (e.g., Malmilla takes the outer case).

9. The 'Kaupunki/Kunta' Bypass Trick
If you are unsure which case a place name takes, you can add the word kaupunki (city) or kunta (municipality) and use the inner case on that word instead: Tampereen kaupungissa (in the city of Tampere).

10. Dialectal Variation
Kotus recommends following the place’s own established usage where possible; local variation is part of the basis for the recommendation, not automatically a departure from it.

11. Consonant Gradation
Remember that these names still follow consonant gradation. For example, Joki becomes Joella (k disappears) and Vesi becomes Vedellä (the stem is vete-, so the gradation is strictly t → d).

Inflect the Whole Name Correctly
Some adjective-initial names inflect both components: Uusikaupunki → Uudessakaupungissa and Iso-Britannia → Isossa-Britanniassa. Plural names require plural local forms, such as Yhdysvallat → Yhdysvalloissa. Stem alternations also affect familiar cities: Turku → Turussa (k disappears) and Helsinki → Helsingissä (nk → ng).