Georgia Code Title 15. Courts § 15-11-270

(1) In the county that has jurisdiction over related dependency proceedings;

(2) In the county in which a child legally resides;

(3) In the county in which a child is present when the termination proceeding is commenced if such child is present without his or her parent, guardian, or legal custodian; or

(4) In the county where the acts underlying the petition to terminate parental rights are alleged to have occurred.