US Phone Validator

Validate US phone number formats

Phone Number Input

0 chars

Validation Result

US Phone Number Format
US phone numbers follow the North American Numbering Plan (NANP) with a 3-digit area code, 3-digit exchange, and 4-digit number.
Our validator accepts various formats including parentheses, hyphens, dots, and spaces as separators.
Accepted Formats
Standard Format
(555) 123-4567 - Most common format with parentheses and hyphen.
Hyphenated
555-123-4567 - Simple hyphen-separated format.
Compact
5551234567 - No separators, just 10 digits.
🚀 Model Context Protocol (MCP) Server - Us Phone Validator
MCP Ready
Enable MCP server integration for AI assistants! This validator supports Model Context Protocol (MCP) for direct AI access. Connect Claude Desktop, ChatGPT, and other MCP-compatible AI tools for automated processing and real-time data transformation. MCP tool identifier: "us-phone-validator"
https://utilityfordev.com/api/mcp?session=
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MCP Protocol Compatibility:
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