About This Tool
Supports phone number format validation for 200+ countries and regions. Auto-detect country/region code, verify format correctness, and output in E.164 standard, international, and national formats. Supports all international codes including +86/+1/+44/+81. All validation is done locally in your browser.
FAQ
Is this tool free?
Yes, completely free. This tool is part of Free ToolBase. All features are available without registration or payment.
Is my data uploaded to a server?
No. All processing is done entirely in your browser. Your input data is never uploaded to any server, ensuring complete privacy.
Which browsers are supported?
All modern browsers including Chrome, Firefox, Safari, and Edge. Use the latest version for the best experience.
Can I use it on mobile?
Yes. This tool is fully responsive and works on phones and tablets.