📐 Technical Specifications
- Protocol
- tel: URI scheme (RFC 3966)
- Format
- International E.164 format (+1234567890)
- Compatibility
- All cellular smartphones and VoIP dialers
🏭 Standard Industry Use Cases
- ✓ Restaurant takeout ordering signs and menu boards
- ✓ Real estate yard signs and contractor vehicle decals
- ✓ Emergency hotlines and 24/7 technical support numbers
Frequently Asked Questions
Should I include the country code in the phone number?
Yes, always format phone numbers with a leading "+" and country code (e.g., +1 for USA/Canada, +44 for UK) to ensure international callers dial successfully.