{"slug":"wtsp-dev-v1-carrier-87e092","title":"The carrier and line type of any number, from the numbering plan","host":"wtsp.dev","method":"GET","resource":"https://wtsp.dev/v1/carrier","category":"code","description":"The carrier and line type of any number, from the numbering plan: the network its range was issued to, mobile, fixed line or VoIP, plus country, region, time zones and national and international formats. Works whether or not the number is on WhatsApp. Ported numbers report their original carrier. Qu","price_listed":0.004,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":0,"reported_payers_30d":0,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"phone":"+14155552671"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"phone":{"description":"Phone number with its country code, e.g. +14155552671. The + is optional; spaces, dashes and a leading 00 are fine.","type":"string"}},"required":["phone"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"carrier":{"description":"Network the number range was issued to. Ported numbers keep their original carrier.","type":"string"},"country":{"description":"ISO 3166-1 alpha-2 country of the number.","type":"string"},"countryCallingCode":{"type":"string"},"countryName":{"type":"string"},"flag":{"type":"string"},"international":{"description":"The number in international format.","type":"string"},"isMobile":{"description":"Null where a country hands mobiles and landlines out of one shared range.","type":["boolean","null"]},"lineType":{"description":"`mobile`, `fixed line`, `fixed line or mobile`, `voip`, `toll free`…","type":"string"},"location":{"description":"Town or region the number was issued in, where published.","type":["string","null"]},"national":{"description":"The number as dialled inside its country.","type":"string"},"phone":{"description":"The number looked up, in E.164.","type":"string"},"timezones":{"items":{"type":"string"},"type":"array"}},"required":["phone","carrier","lineType","isMobile","country","countryName","flag","countryCallingCode","location","timezones","international","national"],"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"The carrier and line type of any number, from the numbering plan: the network its range was issued to, mobile, fixed line or VoIP, plus country, region, time zones and national and international formats. Works whether or not the number is on WhatsApp. Ported numbers report their original carrier. Query param: phone, with country code (e.g. +447400123456). Only charged when a carrier is on record; numbers without one (the US and Canada among them) get a free 404.","last_updated":"2026-10-10T15:28:04.457Z","schemes":["exact"]}