# Services from postcode-api-production.up.railway.app on Zero

> postcode-api-production.up.railway.app serves 5 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/postcode-api-production.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/postcode-api-production.up.railway.app/health.json

## Services

- [UK Postcode Autocomplete](https://www.zero.xyz/c/uk-postcode-autocomplete-56ed039a/llms.txt): $0.001/call via x402. Autocompletes a partial UK postcode string into a list of full postcode suggestions
- [UK Postcode Nearest Lookup](https://www.zero.xyz/c/uk-postcode-nearest-lookup-44bf14c2/llms.txt): $0.001/call via x402. Returns UK postcodes within a specified radius (100–2000m) of a latitude/longitude point, each with its distance in metres.
- [UK Postcode Lookup](https://www.zero.xyz/c/uk-postcode-lookup-ae1f2228/llms.txt): $0.001/call via x402. Look up full geographic and administrative details for a UK postcode, including coordinates, country, region, council, ward, parish, parliamentary constituency, and ONS/NHS area codes.
- [UK Postcode Validator](https://www.zero.xyz/c/uk-postcode-validator-1f5d6ada/llms.txt): $0.001/call via x402. Validates a UK postcode, returning its normalised form, format validity, and active/inactive status
- [UK Postcode Address Lookup](https://www.zero.xyz/c/uk-postcode-address-lookup-06250aa3/llms.txt): $0.001/call via x402. Search UK postcodes by free-text address or place name query, returning up to 100 matching postcode records.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)