Japan Postal Code Lookup MCP

io.github.donniertf-hub/jp-postal-lookup-mcpVersion 1.0.0

Resolve Japanese 〒 postcodes to prefecture, city and town.

Status

Responds103 msNov 14, 2026, 14:50 UTCAnswered our handshake without sign-in.

We could not refresh it, so this page shows the last copy.

Data from the official MCP Registry, checked by run.zero. How we check

Streamable HTTP

https://jp-postal-lookup-mcp.donniertf.workers.dev/mcpResponds103 msNov 14, 2026, 14:50 UTC

No sign-in

claude mcp add --transport http jp-postal-lookup-mcp https://jp-postal-lookup-mcp.donniertf.workers.dev/mcp

1
2
3

Settings > Connectors > Add custom connector
Name: jp-postal-lookup-mcp
Remote MCP server URL: https://jp-postal-lookup-mcp.donniertf.workers.dev/mcp

{
  "mcpServers": {
    "jp-postal-lookup-mcp": {
      "url": "https://jp-postal-lookup-mcp.donniertf.workers.dev/mcp"
    }
  }
}

code --add-mcp '{"name":"jp-postal-lookup-mcp","type":"http","url":"https://jp-postal-lookup-mcp.donniertf.workers.dev/mcp"}'

Built your own server? run.zero hosts MCP servers on European infrastructure.

3 tools

Tools of Japan Postal Code Lookup MCP
	Description		Read-only	Idempotent	Open world
`all_matches`PRO. All address matches for one postcode (some codes span multiple towns).	PRO. All address matches for one postcode (some codes span multiple towns).	Not declared	Not declared	Not declared	Not declared
`batch_postal`PRO. Resolve up to 50 Japanese postcodes.	PRO. Resolve up to 50 Japanese postcodes.	Not declared	Not declared	Not declared	Not declared
`postal_lookup`FREE. Resolve a 7-digit Japanese postcode to prefecture/city/town.	FREE. Resolve a 7-digit Japanese postcode to prefecture/city/town.	Not declared	Not declared	Not declared	Not declared

Registry status: Active
Published: Oct 29, 2026
Updated: Oct 29, 2026
Website: https://jp-postal-lookup-mcp.donniertf.workers.dev/⁠ (opens in a new tab)
Repository: https://github.com/donniertf-hub/uk-mcp-fleet⁠ (opens in a new tab)
Categories: Uncategorized
GDPR: Not declared