Postal codes in Denmark are determined by a four digit system that was introduced in 1967.

detect Iranian post company based on their tracking code

Finds surrounding PLZ in GERMANY with a specific radius around a PLZ

swiss postalcodes downloader / extractor

A PCF control for Model Driven Apps to check if a french postal code is valid

An unofficial Python wrapper around the Postcode API V2

A reference implementation of the adressomat-api in JavaScript.

Coduri Postale - Baza de date Coduri Postale Romania

Check if a country has/uses postal codes – ISO 3166-1 👌🏻

cepd is a small and fast caching proxy-server for CEP records (brazilian postalcodes)

jipcode porting from ruby

A toolbox for Canadian postal codes: validating, normalizing and guessing their region.

🇧🇷 📍 ViaCEP client wrapper for Rust projects

.Net Core Zip/Postal Code Services Handler

Daftar kode wilayah NKRI, mencakup propinsi, kabupaten/kota,kecamatan, kelurahan dan kode pos.

📍 Modul Node.js yang mengandung data kode wilayah desa/kelurahan, kecamatan, kabupaten/kota, provinsi, kode pos, koordinat, elevasi, dan geometri area seluruh Indonesia.

Unofficially kenall (ケンオール) client written by Go

🇧🇷 📍 ViaCEP client wrapper for .NET projects

Constraint Class for international Zipcode Validation

A validator for postal codes with support for 200+ regions