Is it possible to collect alimony from the child's father if I do not know where he lives now?

So. You have the right to apply to the court at your place of residence for a court order to collect alimony from the child's father. After the court order is issued, contact a public or private bailiff. The bodies of the executive service will have to carry out the execution of the court's decision regarding the collection of alimony for the child.