For enquiries about Education Boards in the UK, it is best to phone the Department for Education, whose contact number is 0370 000 2288.
This helpline takes general enquiries regarding examinations and boards pertinent to UK schools, colleges and tertiary institutions.
An alternative way to contact the DoE about UK educational boards or learning policies is via their webform: http://www.education.gov.uk/help/contactus
The Department of Education oversees most facets of British education, in particular teaching, schooling and examination policy. To this end, it can offer good insight into the various UK Education Boards.