{"uid":"cap_PqIrI_ZlQS1p-_utrJzSR","slug":"country-and-currency-codes-itu-calling-code-lookup-6305bab5","name":"Country and Currency Codes – ITU Calling Code Lookup","description":"Country for an ITU E.164 calling code or international number prefix, such as +44 or +1 876; flags shared codes.","url":"https://country-codes-iso.x402tookit.com/calling-code?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["code"],"properties":{"code":{"type":"string","description":"Calling code or number prefix: +44, 1876, +49 30 1234"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"asOf":{"type":["null","string"]},"input":{"type":["null","string"]},"source":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"countries":{"type":["array","null"],"items":{"type":"object","properties":{"name":{"type":["null","string"]},"alpha2":{"type":["null","string"]}}}},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}},"attribution":{"type":["null","string"]},"callingCode":{"type":["null","string"]},"sharedWithAll":{"type":["array","null"],"items":{"type":"object","properties":{"name":{"type":["null","string"]},"alpha2":{"type":["null","string"]}}}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3muVIbzbvah0BFzjrpOkJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves an ITU E.164 calling code or international number prefix (e.g. +44, 1876) to the country or countries that use it, flagging shared codes.","exampleAgentPrompt":"What country uses the calling code +44, and does it share that code with any other countries?","exampleUseCases":[{"title":"Identify origin of unknown caller","prompt":"I got a call from a number starting with +234 — what country is that from, and is that code shared with other countries?"},{"title":"Validate phone number country prefix","prompt":"Before I send an SMS to +1 876 555 1234, can you confirm which country the +1 876 prefix belongs to?"},{"title":"Enrich contact database with country info","prompt":"I have an international phone prefix +49 in my CRM — look up which country that belongs to so I can tag the record correctly."}],"resultDescription":"Returns an object with the resolved calling code, a list of matching countries (each with name and ISO alpha-2 code), a list of all countries that share the code if applicable, a plain-language summary, verdict, and optional disclaimer and attribution fields.","failureModes":["Unrecognised or malformed code returns an empty countries array with an explanatory summary","Ambiguous prefixes shared by many countries will list all of them in sharedWithAll rather than a single match","Missing 'code' query parameter results in a validation error","Non-numeric or improperly formatted input (e.g. letters) may return no match"],"whenToPreferThis":"Use this endpoint when you need to identify which country (or countries) an ITU E.164 calling code or phone number prefix belongs to, especially when dealing with shared codes like +1. Prefer this over a generic country lookup when the input is a dial code rather than a country name, ISO code, or TLD.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T13:11:23.271Z","isFirstParty":false,"canonicalSlug":"country-and-currency-codes-itu-calling-code-lookup-6305bab5"}