Tenn. Code Ann. § 22-2-307: Summoning jurors

(a) The sheriff shall summon jurors by first class mail sent to the regular address of each member of the jury pool, giving notice of such person's selection for jury duty. The summons shall be mailed to the regular address at least ten (10) days prior to the date fixed for such person's appearance for jury service.

(b) Notwithstanding subsection (a), the sheriff may summon jurors by personal service.

(c) The jury coordinator shall provide sufficient information regarding the members of the jury pool to enable the sheriff to summon the jurors pursuant to this section.

(d) Notwithstanding subsections (a)-(c), the jury coordinator may, at the coordinator's discretion, summon the jurors by first class mail without the assistance of the sheriff.