Home > Browse > Title 39 > Chapter 6 Title 39, Chapter 6 Postal Service — 6 sections § 601 Section 601 - Letters carried out of the mail § 602 Section 602 - Foreign letters out of the mails § 603 Section 603 - Searches authorized § 604 Section 604 - Seizing and detaining letters § 605 Section 605 - Searching vessels for letters § 606 Section 606 - Disposition of seized mail