Validation of postal codes used in Greece
Maps postal codes to polygons
US state names and postal codes
ZIP code validation and parsing
Norway Postal Codes
Light, fast, tree-based way to get cities by zipcode and location.
Keep or remove zip/postal codes from CSV and JSON data.
Check if a zip/postal code is valid.
A list of US ZIP codes and their geolocations
Generate 50+ different 1D or 2D barcodes in png, eps, or svg format.
Postcode validation via regex for Joi
A library to normalize and convert any variations of US state names and abbreviations.
There is instruction to download, rebuild and obtain the latest data from official source
API HTTP et Script pour trouver les villes à partir d'un code postal et code postaux à partir d'une ville
South African Postal Code lookup integration with Hubot
All postcode formats, validations, and masking
Suomalaiset postinumerot, finnish postalcodes
memory index from geonames
Light, fast, tree-based way to get city, state and county by zipcode.
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