Postal address
Sieniewice, Powiat Siemiatycki
The postal code of Sieniewice, in Powiat Siemiatycki (Podlasie, Polonia), is 17-312. Include it in your shipments and forms.
Location
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Sieniewice
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Frequently asked questions
What is the postal code of Sieniewice?
The main postal code of Sieniewice (Powiat Siemiatycki, Polonia) is 17-312.