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China postal codes starting with 57

Prefix 57 contains 21 postal code records across 21 mapped localities in China.

Verified data profile for China prefix 57

Based on 21 records, 21 postal code values and 21 mapped localities. Coordinate coverage is 100.0%.

21
Records
21
Postal identifiers
100.0%
Geocoded
570000
Example code
Postal code Locality Administrative path Coordinates
570000 Haikou Hainan / Haikou Shi 20.0342, 110.3465
571100 Qiongshan District Hainan / Haikou Shi / Qiongshan Qu 19.2787, 110.3075
571200 Ding'an County Hainan / Ding'an County / Ding’an Xian 19.2787, 110.3075
571300 Wenchang Hainan / Wenchang Shi 19.5516, 110.8028
571400 Qionghai Hainan / Qionghai County 19.2425, 110.4642
571500 Wanning Hainan / Wanning Shi 18.7993, 110.3841

Related postal lookups

China
Country · 2,352 records
All prefixes
Postal code prefixes · 2,349 records
Prefix 16
Postal code range · 26 records
Prefix 56
Postal code range · 26 records
Prefix 63
Postal code range · 23 records
Prefix 12
Postal code range · 21 records
Prefix 75
Postal code range · 20 records
Prefix 66
Postal code range · 16 records
Prefix 10
Postal code range · 11 records
Prefix 20
Postal code range · 10 records

Prefix coverage and examples

Use this page to understand country coverage, postal code formats, prefixes and the most useful child pages for lookup or download. The canonical route for this record set is /postal-codes/china/codes/57.

Records
21
Database rows represented by this canonical route.
Postal identifiers
21
Distinct postal code values available for this page.
Localities
21
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Example
570000
Sample code from Haikou.
Code Place Hierarchy Coordinates
570000 Haikou Hainan / Haikou Shi 20.0342, 110.3465
571100 Qiongshan District Hainan / Haikou Shi / Qiongshan Qu 19.2787, 110.3075
571200 Ding'an County Hainan / Ding'an County / Ding’an Xian 19.2787, 110.3075
571300 Wenchang Hainan / Wenchang Shi 19.5516, 110.8028
571400 Qionghai Hainan / Qionghai County 19.2425, 110.4642
Download postal data
CSV, JSON and XLSX exports for research, validation and data products.
Use the API
Query postal codes by country, place name, region or code prefix.
Implementation notes
Field definitions, canonical paths and practical lookup guidance.

Useful related pages

China
Country · 2,352 records
All prefixes
Postal code prefixes · 2,349 records
Prefix 16
Postal code range · 26 records
Prefix 56
Postal code range · 26 records
Prefix 63
Postal code range · 23 records
Prefix 12
Postal code range · 21 records
Prefix 75
Postal code range · 20 records
Prefix 66
Postal code range · 16 records
Prefix 10
Postal code range · 11 records
Prefix 20
Postal code range · 10 records

Data questions

What is this postal code page for?

Use it to browse verified postal records, examples, parent areas and related lookup pages from the current database.

Can this data be downloaded?

Yes. Public lookup pages link to dataset exports and API documentation for offline validation and integration.

Related prefix ranges in China

Compare this range with other active postal code prefixes from the same country-level directory.

16
26 codes across 26 localities.
56
26 codes across 26 localities.
63
23 codes across 23 localities.
12
21 codes across 21 localities.
75
20 codes across 20 localities.
66
16 codes across 16 localities.
10
11 codes across 11 localities.
20
10 codes across 10 localities.

Representative postal code examples

This page keeps a bounded sample for fast crawling and links each code to its canonical lookup page. Use the country export when you need the full prefix dataset.

Postal code Locality Region Coordinates
570000 Haikou Hainan / Haikou Shi 20.0342, 110.3465
571100 Qiongshan District Hainan / Haikou Shi / Qiongshan Qu 19.2787, 110.3075
571200 Ding'an County Hainan / Ding'an County / Ding’an Xian 19.2787, 110.3075
571300 Wenchang Hainan / Wenchang Shi 19.5516, 110.8028
571400 Qionghai Hainan / Qionghai County 19.2425, 110.4642
571500 Wanning Hainan / Wanning Shi 18.7993, 110.3841
571600 Tunchang County Hainan / Tunchang County / Tunchang Xian 19.2787, 110.3075
571700 Danzhou Hainan / Danzhou Shi 19.5213, 109.579
571800 Lingao County Hainan / Lingao County / Lingao Xian 19.2787, 110.3075
571900 Chengmai County Hainan / Chengmai County / Chengmai Xian 19.2787, 110.3075
572000 Sanya Hainan / Sanya Shi 18.2543, 109.5095
572200 Wuzhishan City Hainan / Wuzhishan City / Wuzhishan Shi 18.651, 109.2235
572300 Baoting Li and Miao Autonomous County Hainan / Baoting Li and Miao Autonomous County 18.651, 109.2235
572400 Lingshui Li Autonomous County Hainan / Lingshui Li Autonomous County / Lingshui Li Autonomous County 18.651, 109.2235
572500 Ledong Li Autonomous County Hainan / Ledong Li Autonomous County 18.651, 109.2235
572600 Dongfang Hainan / Dongfang City / Dongfang Shi 19.0478, 108.9374
572700 Changjiang Li Autonomous County Hainan / Changjiang Li Autonomous County 18.651, 109.2235
572800 Baisha Li Autonomous County Hainan / Baisha Li Autonomous County 18.651, 109.2235
572900 Qiongzhong Li and Miao Autonomous County Hainan / Qiongzhong Li and Miao Autonomous County 18.651, 109.2235
573100 Sansha Hainan / Sansha 16.8391, 112.3406
578000 Yangpu Economic Development Zone Hainan / Danzhou Shi / Yangpu Economic Development Zone 18.9113, 110.2955