A .NET library for parsing phone numbers, providing validity of phone numbers including national destination codes (aka area codes) and subscriber numbers (aka line numbers) based upon published numbering plans for each country.
Zero-dependency E.164 storage helpers: normalize, strict parse, national length checks, multi-locale country picker data (TypeScript, ESM+CJS).
A lightweight, client-side phone number validation library with comprehensive support for 181 countries and operator detection for 50+ telecommunications providers worldwide. Built with pure JavaScript and designed for privacy-first validation without external API dependencies.
Universal transformer for EEA & EFTA countries. Converts names to ISO 3166-1 (Alpha-2/3, Numeric) or E.164 phone prefixes. Includes Swiss support and umlaut normalization.
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