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Postal lookups for 120 countries with cited sources; deep US tier: demographics, climate, area codes
Remote server: your requests and data go to api.codepostalpro.com. Claude Code: claude mcp add --transport http codepostalpro https://api.codepostalpro.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
lookup_postal_code — Look up a postal code or US ZIP code. Returns every locality that carries the code with its city, county/administrative division, region (stsearch_places — Find localities by name, city name, or the beginning of a postal code. Use this when the user gives a place name and wants its postal code(snearby_places — List localities around a latitude/longitude, nearest first, each with `distance_km`. Use it for "what ZIP codes are near…", "postal codes wiget_region — A state, région, wilaya or governorate with the list of its cities / départements / delegations (names, slugs and their postal codes), plus get_group — A city (US), département (France), province (Morocco), post office (Algeria) or delegation (Tunisia) with all its localities / ZIP codes. Foarea_code_lookup — Where a US telephone area code is used: the state(s) it serves, the cities with the most ZIPs listing it, total ZIP and city counts, and `ovlist_countries — Coverage overview: the eight curated countries with postal-code format, hierarchy labels (e.g. state › city › ZIP), key facts (capital, popuNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.