val-zip
Validate zip codes fast and accurate! A Library of JavaScript Regular Expressions for validating if a specific zip code actually exists in a specific Country.
italian-cap-comuni-province
🇮🇹 Complete TypeScript library for Italian locations: municipalities, provinces, postal codes with advanced search and autocomplete
us-state-flags
Complete US state data with flags, utility functions, and React component - zero dependencies for data, optional React support - SVG-only flags, offline ready
repox-countries
Provides up-to-date country, state, city, language, currency, phone code, and postal code data, sourced daily from the GeoNames API. Integrate easily into forms or use for data verification. Updated versions are released when changes occur.