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  4. Postal Code 31000

South Korea Postal Code 31000 Boundary Map

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Postal Code31000
Postal Code NameCheonan-si
ProvinceChungcheongnam-do
CountyCheonan-si
TimezoneKorean Standard Time (KST)
Adjacent Postal Codes18000
18001
31001
31002
31007
31008
31410

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