Postal address
Janki, Powiat Gostyniński
The postal code of Janki, in Powiat Gostyniński (Mazovia, Polonia), is 09-550. Include it in your shipments and forms.
Location
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Janki
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Frequently asked questions
What is the postal code of Janki?
The main postal code of Janki (Powiat Gostyniński, Polonia) is 09-550.