MCP server

PostCode Check

dev.workers.mike-tusa.postcodecheck/postcodecheck

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Validate and normalize postal codes offline for 252 countries and territories. Format check only.

Website

At a glance

Type

MCP server

Publisher

Not verified

Status

Working at last check

Tools

2

Token cost

About 367 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http postcodecheck https://postcodecheck.mike-tusa.workers.dev/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.postcodecheck]
url = "https://postcodecheck.mike-tusa.workers.dev/mcp"

Gemini CLI

{"mcpServers":{"postcodecheck":{"httpUrl":"https://postcodecheck.mike-tusa.workers.dev/mcp"}}}

Cursor

{"mcpServers":{"postcodecheck":{"url":"https://postcodecheck.mike-tusa.workers.dev/mcp"}}}

VS Code

{"servers":{"postcodecheck":{"type":"http","url":"https://postcodecheck.mike-tusa.workers.dev/mcp"}}}

Antigravity

agy mcp add postcodecheck https://postcodecheck.mike-tusa.workers.dev/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"postcodecheck","server_url":"https://postcodecheck.mike-tusa.workers.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"postcodecheck","server_url":"https://postcodecheck.mike-tusa.workers.dev/mcp"}

Tools

• list_countries ~97 tokens
  List every supported country and territory with its ISO code, English name, whether it uses postal codes, a format example and the local name for the code (zip, eircode, PIN…). Read-only. Same data as GET /v1/countries.
• validate_postcode ~270 tokens
  Check whether a postal code has a valid format for a country and return its normalized form (uppercase, official space or hyphen), a format example and the country name. Example: country "NL", code "1234ab" → valid true, normalized "1234 AB". Format check only (Google libaddressinput patterns): it d

Related MCP servers

• IranTools (paid)
  Persian and Iranian utilities for agents plus text tooling. Paid via x402 or MPP.
• DirectMailAmerica
  Send one or many U.S. letters, Certified Mail and postcards; manage both email-to-mail services.
• Remite
  Send a burofax or certified letter to a Spanish address, with proof of delivery and content.
• Canadian postal code shape, value discarded
  Canadian postal code shape, value discarded
• Phone
  Phone number validation MCP.
• Gtin
  Barcode / GTIN validation MCP (EAN-13, UPC-A, EAN-8, GTIN-14).
• FarsiTools (paid)
  Persian and Iranian utilities for agents: Jalali dates, national ID, IBAN, holidays. Paid via x402.
• Dragons Eye Ransomware Claims
  Ransomware claim lookups, IOC and CVE intel, group intel, bulk checks and watch alerts (x402 USDC).

Badge for your README

[![AptLynx](https://aptlynx.net/badge/dev.workers.mike-tusa.postcodecheck/postcodecheck.svg)](https://aptlynx.net/servers/dev.workers.mike-tusa.postcodecheck/postcodecheck)

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents