{"uid":"cap_NwkudxvP5zD1u3cWfLEPQ","slug":"french-postal-code-to-communes-lookup-37819211","name":"French Postal Code to Communes Lookup","description":"","url":"https://api.x-402.online/v1/fr/codes-postaux","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Pke8qH4NjAJxujiHoiqZP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Maps a French postal code (CP) to the list of communes it covers, returning each commune's name and INSEE code","exampleAgentPrompt":"What communes are associated with the French postal code 13001? I need both the commune names and their INSEE codes.","exampleUseCases":null,"resultDescription":"A list of communes associated with the given French postal code, each entry containing the commune's human-readable name and its INSEE administrative code (code officiel géographique).","failureModes":["Invalid or non-existent postal code returns empty list or 404","Missing ?cp= query parameter returns 400 or error","Non-French postal codes (e.g. UK or Belgian) return no results","Payment not provided or insufficient returns 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need to resolve a French postal code to its constituent communes and INSEE codes — ideal for address validation, geographic enrichment, KYB/KYC dossiers, or any workflow that needs to map a CP to official French administrative identifiers. Prefer over general geocoding APIs when INSEE codes are specifically required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T14:28:10.703Z","isFirstParty":false}