Singapore Postal Code API

Look up postal codes in Singapore with PostalDataPI — sub-10ms responses, one API key for 70+ countries.

Country Code

SG

Format

NNNNNN

Example

018956

About Singapore postal codes

Singapore uses 6-digit postal codes that are unique per building or small area. The first two digits indicate the postal sector.

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

API Usage Examples

cURL

curl -X POST https://postaldatapi.com/api/lookup \
  -H "Content-Type: application/json" \
  -d '{"zipcode": "018956", "country": "SG", "apiKey": "YOUR_API_KEY"}'

Python

from postaldatapi import PostalDataPI

client = PostalDataPI(api_key="YOUR_API_KEY")
result = client.lookup("018956", country="SG")
print(result.place_name, result.latitude, result.longitude)

Node.js

import { PostalDataPI } from 'postaldatapi';

const client = new PostalDataPI({ apiKey: 'YOUR_API_KEY' });
const result = await client.lookup('018956', { country: 'SG' });
console.log(result.placeName, result.latitude, result.longitude);

$0.000028 per query

Same price for Singapore and all 70+ countries. No tiers, no per-country pricing.

Singapore Postal Code API | PostalDataPI