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  4. Postal Code 28621

South Korea Postal Code 28621 Boundary Map

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Postal Code28621
Postal Code NameCheongju-si
ProvinceChungcheongbuk-do
CountyCheongju-si
TimezoneKorean Standard Time (KST)
Adjacent Postal Codes28180
28181
28219
28618
28619
28620
28622
28632

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