Question: how to apply for social security number for adopted child?
Answer: Apply for an SSN for the child, fill in Form SS-5, Application for a Social Security Card, and return it, with the appropriate evidence documents, to the Social Security Administration (SSA). You can get Form SS-5 online at www.socialsecurity.gov, from your local SSA office, or by calling the SSA at 1-800-772-1213.