LocalFree server, account needed

Postaldatapi MCP server

PostalDataPI/postaldatapi-mcp

Global postal code lookup, validation and city search, with timezone, administrative region and elevation metadata.

1 GitHub stars

Install Postaldatapi in Claude Code

This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:

Claude Code
claude mcp add postaldatapi -- <command to start the server>

Frequently asked questions

What does the Postaldatapi MCP server do?

Global postal code lookup, validation and city search, with timezone, administrative region and elevation metadata.

Is the Postaldatapi MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Postaldatapi run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Postaldatapi to Claude Code?

Follow the install steps in the project's README at https://github.com/PostalDataPI/postaldatapi-mcp, then register it with "claude mcp add".

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