N.C. Gen. Stat. § 7B-3502

A copy of the filed petition along with a summons shall be served upon the petitioner's parent, guardian, or custodian who shall be named as respondents. The summons shall include the time and place of the hearing and shall notify the respondents to file written answer within 30 days after service of the summons and petition. In the event that personal service cannot be obtained, service shall be in accordance with G.S. 1A-1, Rule 4(j).