---
title: "Sombra–Algonac border crossing codes: CBSA 0465, US port 3814 · Adhoc"
description: "The Sombra–Algonac border crossing: CBSA office code 0465 on the Canadian side, US port of exit code 3814 on the US side."
canonical: "https://www.adhocs.ca/border-crossings/sombra-algonac"
last_updated: 2026-07-27
---

# Sombra–Algonac crossing codes

Border crossing

At Sombra the CBSA office code is 0465. If the goods left the United States through Algonac, Michigan, the US port code is 3814.

- **Canada · CBSA office:** [0465](https://www.adhocs.ca/cbsa-offices/0465) Sombra
- **United States · US port of exit:** [3814](https://www.adhocs.ca/us-ports-of-exit/3814) Algonac, Michigan
- **Province:** [Ontario](https://www.adhocs.ca/cbsa-offices/ontario)

## Nearby crossings

- [Sarnia–Port Huron, about 30 km](https://www.adhocs.ca/border-crossings/sarnia-port-huron): [0440](https://www.adhocs.ca/cbsa-offices/0440) Sarnia ⇄ [3802](https://www.adhocs.ca/us-ports-of-exit/3802) Port Huron, Michigan
- [Windsor–Detroit, about 65 km](https://www.adhocs.ca/border-crossings/windsor-detroit): [0453](https://www.adhocs.ca/cbsa-offices/0453) Windsor - Ambassador Bridge, [0452](https://www.adhocs.ca/cbsa-offices/0452) Windsor Tunnel ⇄ [3801](https://www.adhocs.ca/us-ports-of-exit/3801) Detroit, Michigan
- [Niagara–Buffalo, about 290 km](https://www.adhocs.ca/border-crossings/niagara-buffalo): [0410](https://www.adhocs.ca/cbsa-offices/0410) Fort Erie Commercial, [0427](https://www.adhocs.ca/cbsa-offices/0427) Niagara Falls ⇄ [0901](https://www.adhocs.ca/us-ports-of-exit/0901) Buffalo-Niagara Falls, New York

## 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.

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 Sombra?

0465, on the Canadian side of the Sombra–Algonac crossing.

### What is the US port code for Algonac, Michigan?

3814, on the US side of the Sombra–Algonac 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.