CNAsia · East Asia

China Address Validation API

Validate and standardise China addresses in real time. Get a matched address, geocoordinates, confidence score, and 邮政编码 (Yóuzhèng biānmǎ) data via a single API call.

NNNNNN
邮政编码 (Yóuzhèng biānmǎ)
OpenStreetMap
Data Source
Mandarin Chinese
Languages
HIGH
Max Confidence

China Address Validation Demo

Confidence:HIGH
POST /enrich — ResponseSample
{
  "_note": "Sample response — enter any address and click Validate for live data",
  "valid": true,
  "canonical_address": "1 Chang'an Street, Dongcheng District, Beijing 100738",
  "confidence": "HIGH",
  "delivery_risk": "low",
  "matched_address": {
    "line1": "1 Chang'an Street",
    "city": "Dongcheng",
    "postal_code": "Beijing 100738",
    "country": "China",
    "iso2": "CN"
  },
  "geocode": {
    "lat": 39.9042,
    "lng": 116.4074
  },
  "data_source": "OpenStreetMap",
  "issues": []
}

China Address Format

Chinese addresses are written large-to-small: province, city, district, street name + number, building and unit. The 6-digit postal code follows the city. The Address Agent accepts Pinyin (Latin script) input and returns normalised English-language results.

Postal Code Name
邮政编码 (Yóuzhèng biānmǎ)
Format
NNNNNN
Official Languages
Mandarin Chinese
Sample address:
1 Chang'an Street, Dongcheng District, Beijing 100738
Major cities:
BeijingShanghaiGuangzhouShenzhenChengduHangzhouWuhan

Integration Code

curl -X POST https://agent.apitier.com/v1/enrich \
  -H "Content-Type: application/json" \
  -H "x-api-key: YOUR_API_KEY" \
  -d '{"address": "1 Chang\'an Street, Dongcheng District, Beijing 100738"}'

Frequently Asked Questions

What address format does China use?
Chinese addresses are written large-to-small: province, city, district, street name + number, building and unit. The 6-digit postal code follows the city. The Address Agent accepts Pinyin (Latin script) input and returns normalised English-language results.
What is a 邮政编码 (Yóuzhèng biānmǎ) in China?
China uses a 邮政编码 (Yóuzhèng biānmǎ) with the format NNNNNN to identify delivery areas. The APITier Address Agent API validates and standardises addresses including the 邮政编码 (Yóuzhèng biānmǎ) as part of the response.
How do I validate a China address via API?
Send a POST request to https://agent.apitier.com/v1/enrich with your address string in the request body and your API key in the x-api-key header. The response includes the standardised China address, geocoordinates (lat/lng), a confidence score (HIGH/MEDIUM/LOW), and data source information.

More Asia Countries

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