Free Test Postcodes

The YesPostcodeSearch service provides a set of sample postcodes for testing the service. Each of the postcodes will make the service to respond in a predefined way.

These sample postcodes can be used free of charge.

Postcodes List

  • YP3 1OK - A valid postcode response will be returned containing an address list
  • YP3 404 - An invalid postcode response will be returned
  • YP3 LIM - A "No requests left" error response will be returned. This response will be returned when there is not enough credits on your API key to perform the search.