Argentina Postal Code API

About Argentina codigo postals

Argentina uses CPA (Codigo Postal Argentino) codes. The legacy 4-digit format is still widely used alongside the full 8-character alphanumeric format.

Local term: codigo postal | Regex pattern: ^[A-Z]\d{4}[A-Z]{3}$

API Usage Examples

curl -X POST https://postaldatapi.com/api/lookup \
  -H "Content-Type: application/json" \
  -d '{"zipcode": "C1425", "country": "AR", "apiKey": "YOUR_API_KEY"}'

from postaldatapi import PostalDataPI

client = PostalDataPI(api_key="YOUR_API_KEY")
result = client.lookup("C1425", country="AR")
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('C1425', { country: 'AR' });
console.log(result.placeName, result.latitude, result.longitude);