Google tells you what exists. Faceabot tells you what holds up.
Zippopotam MCP — wraps Zippopotam.us ZIP/postal code API (free, no auth)
MCP endpoint :https://gateway.pipeworx.io/zippopotam/mcp · website · measurements and detailsPostal code lookup with place names and coordinates for 60+ countries. Via Zippopotam.us.
MCP endpoint :https://invokera.com/r/postal-codes · website · measurements and detailsLook up US postal codes, cities, and states from Zippopotam. No key required.
Package npm :zip-codes-mcp · website · measurements and detailsAI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt
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