Lombach may refer to:
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Lombach (Agger), a river of North Rhine-Westphalia, Germany
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Lombach (Aare), a river of Switzerland, near
Unterseen
Unterseen is a List of towns in Switzerland, historic town and a Municipalities of Switzerland, municipality in the Interlaken-Oberhasli (administrative district), Interlaken-Oberhasli administrative district in the canton of Bern in Switzerland.
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, tributary of Lake Thun
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