Österby is a locality in Finland.
There are 2 postal codes in Österby.
There are 2 postal codes in Österby.
Postal Codes for Österby:
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66800 ÖsterbyVöyri, Pohjanmaa GPS: 63.316583, 22.481188
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66840 ÖsterbyVöyri, Pohjanmaa GPS: 63.326716, 22.525842