Hong Kong Postal Code API

About Hong Kong postal codes

Hong Kong does not use traditional postal codes for mail delivery — addresses rely on district, street, and building name. The code 999077 is used primarily for international shipping and e-commerce platforms that require a postal code field.

Local term: postal code | Regex pattern: ^\d{6}$

API Usage Examples

curl -X POST https://postaldatapi.com/api/lookup \
  -H "Content-Type: application/json" \
  -d '{"zipcode": "999077", "country": "HK", "apiKey": "YOUR_API_KEY"}'

from postaldatapi import PostalDataPI

client = PostalDataPI(api_key="YOUR_API_KEY")
result = client.lookup("999077", country="HK")
print(result.place_name, result.latitude, result.longitude)

import { PostalDataPI } from 'postaldatapi';

const client = new PostalDataPI({ apiKey: 'YOUR_API_KEY' });
const result = await client.lookup('999077', { country: 'HK' });
console.log(result.placeName, result.latitude, result.longitude);