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  4. Postal Code 22731

South Korea Postal Code 22731 Boundary Map

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Postal Code22731
Postal Code NameSeo-gu
ProvinceIncheon
CountySeo-gu
TimezoneKorean Standard Time (KST)
Adjacent Postal Codes22711
22715
22717
22729
22730
22732
22775
22776
22858

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