---
title: "Aden–Whitlash border crossing codes: CBSA 0706, US port 3321 · Adhoc"
description: "The Aden–Whitlash border crossing: CBSA office code 0706 on the Canadian side, US port of exit code 3321 on the US side."
canonical: "https://www.adhocs.ca/border-crossings/aden-whitlash"
last_updated: 2026-07-27
---

# Aden–Whitlash crossing codes

Border crossing

At Aden the CBSA office code is 0706. If the goods left the United States through Whitlash, Montana, the US port code is 3321.

- **Canada · CBSA office:** [0706](https://www.adhocs.ca/cbsa-offices/0706) Aden
- **United States · US port of exit:** [3321](https://www.adhocs.ca/us-ports-of-exit/3321) Whitlash, Montana
- **Province:** [Alberta](https://www.adhocs.ca/cbsa-offices/alberta)

## Nearby crossings

- [Coutts–Sweetgrass, about 50 km](https://www.adhocs.ca/border-crossings/coutts-sweetgrass): [0705](https://www.adhocs.ca/cbsa-offices/0705) Coutts ⇄ [3310](https://www.adhocs.ca/us-ports-of-exit/3310) Sweetgrass, Montana
- [Wild Horse, about 75 km](https://www.adhocs.ca/border-crossings/wild-horse): [0711](https://www.adhocs.ca/cbsa-offices/0711) Wild Horse ⇄ [3323](https://www.adhocs.ca/us-ports-of-exit/3323) Wildhorse, Montana
- [Del Bonita, about 110 km](https://www.adhocs.ca/border-crossings/del-bonita): [0708](https://www.adhocs.ca/cbsa-offices/0708) Del Bonita ⇄ [3322](https://www.adhocs.ca/us-ports-of-exit/3322) Del Bonita, Montana

## 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.
- **Same digits, two places.** As a CBSA office code, 0706 is Aden. As a US port of exit, it is Cape Vincent, New York. The line on the form says which list it asks for.

Also in this directory: [CBSA offices](https://www.adhocs.ca/cbsa-offices) · [Warehouse codes](https://www.adhocs.ca/cbsa-warehouses) · [US ports of exit](https://www.adhocs.ca/us-ports-of-exit)

## Questions

### What is the CBSA office code for Aden?

0706, on the Canadian side of the Aden–Whitlash crossing.

### What is the US port code for Whitlash, Montana?

3321, on the US side of the Aden–Whitlash crossing.

## Sources

- [Directory of CBSA offices and services](https://www.cbsa-asfc.gc.ca/do-rb/menu-eng.html), Canada Border Services Agency
- [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

Which US port faces which CBSA office is matched by location; neither agency publishes it as a list.

Adhoc is not affiliated with CBSA or CBP.