---
title: "US port code 3307: Denver, Colorado · Adhoc"
description: "3307 is the US port of exit code for Denver, Colorado on Canadian customs declarations."
canonical: "https://www.adhocs.ca/us-ports-of-exit/3307"
last_updated: 2026-07-27
---

# 3307 Denver, Colorado US port of exit

US port of exit · Port of entry

3307 is the US code for the port of Denver, Colorado. A Canadian declaration uses it when goods left the United States through Denver.

- **Port code:** 3307
- **Port:** Denver
- **State:** [Colorado](https://www.adhocs.ca/us-ports-of-exit/colorado)
- **CBP district:** Great Falls, MT
- **Kind:** Port of entry

## Other US ports in Colorado

- [3384](https://www.adhocs.ca/us-ports-of-exit/3384) Centennial Airport (Airport)
- [3385](https://www.adhocs.ca/us-ports-of-exit/3385) Eagle County Regional Airport (Airport)

## Good to know

- **Which US port.** CBSA defines it as the US port where the truck or train crosses into Canada, or the one nearest to where it crosses. For goods sent by ship or plane, it is the US port where they were loaded.
- **Courier shipments.** Low-value courier shipments name 1001, New York, as the US port of exit.

Also in this directory: [CBSA offices](https://www.adhocs.ca/cbsa-offices) · [Warehouse codes](https://www.adhocs.ca/cbsa-warehouses) · [Border crossings](https://www.adhocs.ca/border-crossings)

## Questions

### What is US port code 3307?

The code for the port of Denver, Colorado. On a Canadian declaration, it says the goods left the United States through it.

## Sources

- [Ports of entry](https://www.cbp.gov/contact/ports), U.S. Customs and Border Protection
- [Memorandum D17-1-10, Coding of Customs Accounting Documents](https://www.cbsa-asfc.gc.ca/publications/dm-md/d17/d17-1-10-eng.html), Canada Border Services Agency

Adhoc is not affiliated with CBSA or CBP.