As the question stands Companies House is unable to provide the answer. However, if postal codes are provided one-off reports can be prepared from their records. If the hon. Gentleman would therefore like to provide this information to the chief executive's office the information will be provided to him directly. The contact details are as follows:
Gareth Jones
Chief Executive and Registrar of Companies
Companies House
Crown Way
Cardiff CF14 3UZ
e-mail: registrar@companieshouse.gov.uk