Postal Code 861-2234 in Koga, Mashiki Machi, Kamimashiki Gun
Verified postal code reference for 861-2234 in Koga, Japan. Includes locality context, administrative hierarchy, and approximate centroid coordinates for validation and integration workflows.
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Geographic & Administrative Context
The postal identifier 861-2234 is under the regional jurisdiction of Japan. Within this territory, it is specifically managed as part of the Kumamoto Ken » Kamimashiki Gun » Mashiki Machi » Koga administrative chain, ensuring precise logistical and geographic synchronization with official geocoded registries.