JSPM

A set of validator functions that check common polish numbers.

Extract PO Boxes from a text string

Light, fast, tree-based way to get city, state and county by zipcode.

A package to handle Indian pincodes

The simple, configurable, dynamic postal address form plugin.

Improved version of postal-code-js

Node wrapper for perl Geo::StreetAddress::US

A comprehensive validation library for Indian identifiers including Phone numbers, IFSC codes, PAN, GSTIN, Aadhaar, and Pincodes

Postcode validation via regex for Joi

A list of regular expressions for zip codes

Dataset of country postal code formats

a glossary of intuitive, universally unambiguous postcode definitions and procedures

Node library for open source mail delivery platform, Postal

Up to date package to map Norwegian postal codes to their respecive city names and municipality

Node Typescript library for open source mail delivery platform, Postal

Postal Codes of Hungary

A comprehensive TypeScript library for encoding and decoding Indian geographic coordinates into DIGIPIN format (Indian Postal Digital PIN system). Features CLI tools, caching, batch processing, and Express middleware for seamless integration.

Async NAPI based interface for libpostal.

japan postal code

Monologue.js add-on that allows seamless bridging to postal.js.

This library contains different functions to generate some random data (integer, float, string and other values)

A simple Node.js utility to get **city** and **state** from an Indian **PIN code**, powered by the India Post API.

API HTTP et Script pour trouver les villes à partir d'un code postal et code postaux à partir d'une ville

Multi channel pubsub

Add-on for postal.js that provides message durability features.

React hooks and components for integrating DIGIPIN (Indian Postal Digital PIN) geocoding into React apps. Includes hooks, prebuilt UI, and helpers for seamless integration.

All postcode formats, validations, and masking

Port of django-localflavor US States Abbreviations

Fetch Indian location details using a 6-digit PIN code via India Post's public API.

Leitor e parser de ficheiros CTT para objetos JSON.

postal.js/postal.federation plugin for federating instances of postal.js across iframe/window boundaries.

A wrapper for the postalserver api with types. Made by selfmail.

A package to find adjacent Canada area based on FSA, the first three characters in the Canada post code.

Validate Indian PIN codes and fetch address details

Finds hunagrian cities, villages by postal code.

Find detailed Indian address information by using a valid 6-digit PIN code. Ideal for logistics, address validation, fintech onboarding (KYC), e-commerce, and mapping services.

Utilities for working with contacts for email, phone, and postal addresses.

REST API server for libpostal

The srilankan-postalcode npm package provides a comprehensive set of utilities for working with Sri Lankan postal codes. It offers functionalities for validation, extraction, and formatting of postal codes, enabling seamless integration into applications

Library for Geospatial Addressing Solution by India Post

Node wrapper for perl Geo::StreetAddress::Canada

Dataset of country postal code formats

A parser to find where zip/postal codes (and US 5-digit extensions) are in a string

Async NAPI based interface for libpostal; now with M1 support.

A lightweight utility to extract postal codes from raw strings for supported European countries.

A simple package to work with large amounts of zip codes from any country in the world.

A small library that helps you to verify postal (zip) codes

A base plugin for federating instances of postal.js across various boundaries.

Import Postal Codes from GeoNames.org into a database

Typescript SDK for Postal Server, an open source mail delivery platform

A JavaScript Object for all the location in Nepal. It contains all the regions,zones,provinces,districts,city and postal/zip codes

Formatted Data Input Component in JavaScript.

A simple NPM package to fetch Indian PIN code details.

binds a DOM event to a postal.js channel/topic for publication

Node server for postal code lookup and search

Modern ES Module version of @atech/postal with TypeScript support

In-memory postal code search based on Geonames data

A utility package for formatting and validating zip codes for multiple countries. Supports global postal code formats and can validate the correctness of zip codes based on country-specific patterns.

postal code centroids

Postal Codes

Light, fast, tree-based way to get cities by zipcode and location.

South African Postal Code lookup integration with Hubot

Buffered message bus

A ReactJS component mixin adding postal.js message bus behaviors to components, including declarative subscriptions.

Takes an object of a general location and returns a formatted string.

A javascript client for Postal

Easy to use jQuery plugin for GetZiptastic.com. Supporting forward and reverse geocoding.

Keep or remove zip/postal codes from CSV and JSON data.

Generate 50+ different 1D or 2D barcodes in png, svg, or eps formats.

ZIP input component for virtual-dom

Given a lat/long lookup the closest postal code

A small library that helps you to verify postal (zip) codes

🕵 [CLI] The easy way to find the info about your CEP.

🕵 The easy way to find the info about your CEP.

Buffered, multi-topic message broker

memory index from geonames

Fill a Cloudflare KV namespace with ZIP code details, e.g. for lookup from a Worker.

Get US state/territory from ZIP code

Node library for open source mail delivery platform, Postal