Official MCP RegistryHosted servergateway.pipeworx.io

Zippopotam

ZIP and postal code lookup via the Zippopotam.us API — returns city, state, country, and coordinates for any postal code.

Connect to Claude Code

Copy

claude mcp add --transport http zippopotam https://gateway.pipeworx.io/zippopotam/mcp

Vendor-hosted remote server: nothing to install locally. If it uses OAuth, Claude opens the vendor login on first use.

Endpoints

Published in the official MCP registry as “Zippopotam”. Verified through the vendor namespace.