Parse and validate UK postcodes
Browser-only React 18/19 wrapper for Kakao Postcode embed() with component, hook, script loader, and raw + normalized results
A small library for an easy Postcode address lookup implementation by Paloma staff
A worldwide postcode description library
Validate UK postcodes.
Node package to simplify the use of the Postcoder API from Allies, which offers UK and international postcode and address lookup.
HTTP service that parses Postcode Address File records into a correctly formatted address
Simple tool providing midpoint postcode for an array of postcodes
TypeScript type definitions for kakao postcode
a glossary of intuitive, universally unambiguous postcode definitions and procedures
Postcode lookup API for UK addresses from Open Postcodes, more information at https://openpostcodes.com
Offline UK postcode and street autocomplete. Bundles ONSPD (Feb 2026) + OS Open Names under the Open Government Licence v3.0.
Postcode search UI element, with optional Postcodes.io integration
All postcode formats, validations, and masking
Checks AH delivery slots by postcode
daum postcode service made by Vue component
Postcode lookup API for UK addresses from Open Postcodes, more at https://openpostcodes.com
MCP server for UK postcode lookups via postcodes.io
Headless React hooks and optional components for Japan Post postcode and address search
Free, open-source UK postcode lookup and geocoding via Postcodes.io. Resolve administrative and location data for postcodes, perform reverse geocoding, nearest postcode search, postcode validation and autocomplete. No authentication required.
ReScript binding to Kakao Postcode
A simple API wrapper for the Loqate (Postcode Anywhere / PCA Predict) Service
Venditan Google Places API solution for handling address/postcode lookup
TypeScript SDK for the Acuris Address Validation, Geocoding, UK PAF Postcode Lookup, and Email Verification API (api.acuris-geo.com).