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  4. Postal Code 28142

South Korea Postal Code 28142 Boundary Map

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Postal Code28142
Postal Code NameCheongju-si
ProvinceChungcheongbuk-do
CountyCheongju-si
TimezoneKorean Standard Time (KST)
Adjacent Postal Codes28133
28138
28143
28152
28305
28306

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