INDIVIDUAL MCP TOOL

lookup_phone_number

Parse and validate a US/Canada (NANP) phone number.

areacode.fyinone authenticationAvailability not checked

Input schema

{}

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.areacode-fyi]
url = "https://mcp.areacode.fyi/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "areacode-fyi": {
      "type": "http",
      "url": "https://mcp.areacode.fyi/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: areacode-fyi
Remote MCP URL: https://mcp.areacode.fyi/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "areacode-fyi": {
      "url": "https://mcp.areacode.fyi/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "areacode-fyi": {
      "type": "http",
      "url": "https://mcp.areacode.fyi/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "areacode-fyi",
  "transport": "streamable-http",
  "url": "https://mcp.areacode.fyi/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

lookup_area_code — Look up a North American (NANP) area code: country, state/province, principal city and served cities, time zone, current local time, 10-digit-dialing flag, overlay codes, and nearby codes.
lookup_carrier — Look up the carrier, line type (wireless/landline), and rate center that a US/Canada number's NPA-NXX block was assigned to — covering nearly every active area code.
area_codes_for_city — List the area codes that serve a US or Canadian city.
area_codes_for_state — List every area code in a US state or Canadian province.
is_scam_area_code — Explain whether an area code is associated with scams.
check_number_reputation — Spam signal for a US/Canada number from areacode.fyi: the UNVERIFIED crowd-sourced community signal ('low' = looked up, 'mid'/'high' = user reports) PLUS public FTC Do Not Call complaint data when present (complaint count, % robocalls, top subject, date range).
explain_area_code_topic — Source-backed explanation of a phone-numbering topic, suitable for answering end users.