number-validation

Free phone number checker - WhatsApp & Telegram verification. Bulk validation, API integration. 200+ countries, 40+ apps. 100% free, no sign-up.

Validate your input data in a simple way, an easy way and right way. no framework required.

Office365 有效号码检查器

Word Best Number validator with dynamic HLR lookup, Landline, mobile, dead and alive, location and carrier. 60+ countries

Number Validation (NV) HTTP(s) API (Get, Post Method), This service validates if the phone number is in the correct format, verifies the correct country code, and identifies the original network where the number was registered. Unlike the HLR Lookup, the Number Validation service is offline and does not provide live data.

Fast, affordable phone number intelligence API for Validating any number, detect the carrier and line type, and get clean E.164 formatting from one simple API request.

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.

A C++ library for validating user input, including numeric range checks, date validation, and safe string reading. It ensures robust and error-free input handling in console applications.

CheckNumber resources, API integration guides, phone number verification insights, and technical articles.

Welcome to the official repository for Checky Verify Phone Number API – a powerful tool to determine the validity of phone numbers, retrieve comprehensive carrier information, and discover valid phone numbers within text inputs.

Validate common identity numbers in El Salvador. | Validar números de identidad en El Salvador.

Official PHP SDK for the HLR Lookup API — HLR, MNP, and Number Validation lookups

PHP Text Validator Lib is a library designed to validate input values in a consistent and reliable way. It allows you to verify whether a given string represents a valid email address, phone number, domain, IP address, numeric value, decimal number, binary content, date, or datetime...

Validate common identity numbers in El Salvador. | Validar números de identidad en El Salvador.

Advanced phone number validation, country code checks, and intelligent anti-spam protection for WPForms

Global Phone Validation & Carrier Lookup tool for high-volume batch processing (206 Countries Supported).

🔍 Validate strings with ease using PHP Text Validator Lib, a reliable library for checking emails, phone numbers, dates, and more to ensure data integrity.

coercion-aware finite-number predicate for numbers and numeric strings