To become a member of Blackburn, Seafield & District Credit Union, you must live or work in one of these areas in West Lothian - Addiewell, Armadale, Bathgate, Blackburn, Blackridge, Breich, Eastfield, East Whitburn, Fauldhouse, Greenrigg, Harthill, Loganlea, Longridge, Polbeth, Seafield, Stoneyburn, West Calder, Westfield or Whitburn.

By law, members must be 16 years of age or over, and have at least £1 in savings.

The credit union has junior accounts for under 16s.