russo-programmisto/zip-monster: Zip codes @GitHub (MIT, TypeScript)
ZipMonster is a library that simplifies work with zip codes and addresses in the United States.
@russo-programmisto/zip-monster - npm
more similar libs
blakek/us-zips: 🇺🇸🗺 A list of US ZIP codes and their geolocations
Data for ZIP codes and their geolocations was generated from this file, which can be downloaded from the US Census Bureau map data page.
If you need the nearest ZIPs for a geolocation, see if geo2zip
fits your needs. It is much faster than the demo above and uses this package as a source.