{"slug":"postcode-api-production-up-railway-app-lookup-postcode-2e57d2","title":"Look up a UK postcode","host":"postcode-api-production.up.railway.app","method":"POST","resource":"https://postcode-api-production.up.railway.app/lookup/postcode","category":"other","description":"Look up a UK postcode: coordinates, country, region, council, ward, parish, parliamentary constituency, and ONS/NHS area codes.","price_listed":0.001,"price_asked":0.001,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":1489,"reported_calls_30d":6,"reported_payers_30d":4,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"postcode":"SW1A 1AA"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"postcode":{"description":"UK postcode to look up; spacing and case are normalised, e.g. 'SW1A 1AA'.","type":"string"}},"required":["postcode"],"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"properties":{"found":{"type":"boolean"},"input":{"type":"string"},"result":{"properties":{"admin_county":{"type":["string","null"]},"admin_district":{"type":["string","null"]},"admin_ward":{"type":["string","null"]},"ccg":{"type":["string","null"]},"codes":{"type":"object"},"country":{"type":"string"},"date_of_introduction":{"type":["string","null"]},"european_electoral_region":{"type":["string","null"]},"incode":{"type":"string"},"latitude":{"type":["number","null"]},"longitude":{"type":["number","null"]},"lsoa":{"type":["string","null"]},"msoa":{"type":["string","null"]},"nuts":{"type":["string","null"]},"outcode":{"type":"string"},"parish":{"type":["string","null"]},"parliamentary_constituency":{"type":["string","null"]},"postcode":{"type":"string"},"primary_care_trust":{"type":["string","null"]},"quality":{"type":"integer"},"region":{"type":["string","null"]}},"type":"object"}},"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.001,"price_match":true,"latency_ms":1489,"error":null}],"description_full":"Look up a UK postcode: coordinates, country, region, council, ward, parish, parliamentary constituency, and ONS/NHS area codes.","last_updated":"2026-09-24T07:40:53.481Z","schemes":["exact"]}