How can I cancel my CA Membership Follow Please contact the Customer Support Team on 0121 440 4332. Related articles I am no longer umpiring or scoring so how do I cancel my membership? How can I become a member of ECB ACO? How long is a Membership for Can you advise who I need to contact to enquire about doing my Level 3- 4. How To apply for membership Comments 0 comments Article is closed for comments.