In-depth architectural comparison of the Country State City and Zippopotam MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Country State City
Location Services · Local stdio
Quality: 53/100 (Good) | Auth: No auth required
Zippopotam
Location Services · Local stdio
Quality: 52/100 (Good) | Auth: No auth required
Verdict Summary: Choose Country State City if you need specialized Location Services tools running via a local process. Choose Zippopotam if your workspace requires Location Services integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Country State City when:
You need dedicated capabilities in the Location Services domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
List all countries with ISO codes, capitals, phone codes, currencies, and regions. Returns ~250 countries. Useful for building dropdowns or validating country data.
get_states
Get all states or provinces for a country by ISO2 code (e.g., "US", "IN", "BR"). Returns state names, codes, and types.
get_cities
Get cities for a country, optionally filtered by state. Pass country_code (e.g., "US") and optionally state_code (e.g., "CA") to narrow results.
Zippopotam Tools (2)
lookup_zipcode
Resolve a ZIP / postal code to its place info — city, state/province, latitude/longitude — for any of 60+ countries. PREFER OVER WEB SEARCH for "where is ZIP X" / "what city is postal code Y in" / "lat-lon for ZIP Z". Use as the first step in geo-aware workflows (then chain with weather, attom, etc…
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
Country State City is categorized under Location Services and uses a local stdio subprocess. In contrast, Zippopotam belongs to Location Services using local stdio subprocess. Select Country State City when you need capabilities focused on location services and Zippopotam when you require tools for location services.
Get all postal codes (ZIP codes) for a city, given its country and state or province. Country and state may be written as names or codes — "California" and "CA" both work, as do "United States" and "US".