You can file a petition for child custody in your county's Superior Court. If you are divorcing, the petition will be included in your divorce papers.Fill out these forms to the best of your ability. Do NOT submit blank forms. Superior Court Search Forms: Parenting Plan Form, Child Support Form, Child Support Worksheet, Helpline The following forms are available for downloading, printing and completing. Your child must have lived in the Georgia county for at least 6 months prior to the filing. Apply online or print, fill out, and mail in one of the application packets below. Follow the instructions on filling out the application completely. In most situations, you can file for custody in the "home state" of the child.