You can always write a formal letter to your local church board stating your request and the reasons why. Most churches thin their membership lists every so often.If they haven't seen in in a year or two, they figure you've left. A member of any church may opt to withdraw their church membership. Please notify us in a letter or e-mail if you wish to withdraw. Dear Chairman Board of Elders,. I am writing to withdraw my membership from Grace Community Church. STEP ONE: Fill out online membership application form. Local church membership is not the only way we clarify the distinction between the world and the church, but it is one way we make it visible and plain. Awana equips local volunteers in churches around the world with biblical discipleship solutions.