Postal Code 17-315 in Czarna Średnia, Grodzisk, Powiat siemiatycki
Verified postal code reference for 17-315 in Czarna Średnia, Poland. Includes locality context, administrative hierarchy, and approximate centroid coordinates for validation and integration workflows.
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Geographic & Administrative Context
The postal identifier 17-315 is under the regional jurisdiction of Poland. Within this territory, it is specifically managed as part of the podlasie » powiat-siemiatycki » grodzisk » czarna-srednia administrative chain, ensuring precise logistical and geographic synchronization with official geocoded registries.