Province · China
Heilongjiang Postal codes
12 districts
Browse all 12 districts in Heilongjiang. Find postal codes and location information.
Understanding Heilongjiang: Postal codes (6 digits)
Urban and rural routes across China depend on six-digit postcodes—100000 illustrates format—so CN carriers can group stops without manual lookups.
XXProvince
XXPrefecture
XXCounty
XXTownship
Interactive map of Heilongjiang · China — postal codes & coordinates
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Browse by Districts
Select a district to explore postal codes.