---
kind: "unit"
title: "39"
title_heading: "Postal Service"
key: "ptI/ch6"
level: "chapter"
label: "Chapter 6"
heading: "Private Carriage of Letters"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/39/ptI-ch6"
sections_count: 6
---

# Chapter 6 — Private Carriage of Letters

Title 39 — Postal Service › Part I — General

## Sections

- [§601. Letters carried out of the mail](/usc/39/601.md)
- [§602. Foreign letters out of the mails](/usc/39/602.md)
- [§603. Searches authorized](/usc/39/603.md)
- [§604. Seizing and detaining letters](/usc/39/604.md)
- [§605. Searching vessels for letters](/usc/39/605.md)
- [§606. Disposition of seized mail](/usc/39/606.md)