Postal address
Kastelholm, Sund
The postal code of Kastelholm, in Sund (Ålands Landsbygd, Islas Aland), is 22520. Include it in your shipments and forms.
Location
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Kastelholm
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Frequently asked questions
What is the postal code of Kastelholm?
The main postal code of Kastelholm (Sund, Islas Aland) is 22520.