--- title: "US port code 3802: Port Huron, Michigan · Adhoc" description: "3802 is the US port of exit code for Port Huron, Michigan on Canadian customs declarations. CBSA office across: CBSA office 0440, Sarnia." canonical: "https://www.adhocs.ca/us-ports-of-exit/3802" last_updated: 2026-07-27 --- # 3802 Port Huron, Michigan US port of exit US port of exit · Land border crossing 3802 is the US code for the port of Port Huron, Michigan. A Canadian declaration uses it when goods left the United States through Port Huron. Across the border is CBSA office 0440, Sarnia. - **Port code:** 3802 - **Port:** Port Huron - **State:** [Michigan](https://www.adhocs.ca/us-ports-of-exit/michigan) - **CBP district:** Detroit, MI - **Kind:** Land border crossing - **Across the border:** [0440](https://www.adhocs.ca/cbsa-offices/0440) Sarnia - **Crossing:** [Sarnia–Port Huron](https://www.adhocs.ca/border-crossings/sarnia-port-huron) ## Sarnia–Port Huron both codes - [Sarnia–Port Huron](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 ## Other US ports in Michigan - [3801](https://www.adhocs.ca/us-ports-of-exit/3801) Detroit (faces 0453, 0452) - [3803](https://www.adhocs.ca/us-ports-of-exit/3803) Sault Ste. Marie (faces 0441) - [3804](https://www.adhocs.ca/us-ports-of-exit/3804) Saginaw/Bay City (Port of entry) - [3805](https://www.adhocs.ca/us-ports-of-exit/3805) Battle Creek (Port of entry) - [3806](https://www.adhocs.ca/us-ports-of-exit/3806) Grand Rapids (Port of entry) - [3807](https://www.adhocs.ca/us-ports-of-exit/3807) Detroit Metro Airport, Detroit (Airport) - [3808](https://www.adhocs.ca/us-ports-of-exit/3808) Escanaba (Port of entry) - [3809](https://www.adhocs.ca/us-ports-of-exit/3809) Marquette (Port of entry) - [3814](https://www.adhocs.ca/us-ports-of-exit/3814) Algonac (faces 0465) - [3815](https://www.adhocs.ca/us-ports-of-exit/3815) Muskegon (Port of entry) - [3816](https://www.adhocs.ca/us-ports-of-exit/3816) Grand Haven (Port of entry) - [3818](https://www.adhocs.ca/us-ports-of-exit/3818) Rogers City (Port of entry) - [3819](https://www.adhocs.ca/us-ports-of-exit/3819) Detour (Port of entry) - [3842](https://www.adhocs.ca/us-ports-of-exit/3842) Presque Isle (Port of entry) - [3843](https://www.adhocs.ca/us-ports-of-exit/3843) Alpena (Port of entry) - [3881](https://www.adhocs.ca/us-ports-of-exit/3881) Oakland/Pontiac Airport (Airport) - [3882](https://www.adhocs.ca/us-ports-of-exit/3882) Willow Run Airport, Ypsilanti (Airport) - [3883](https://www.adhocs.ca/us-ports-of-exit/3883) Capital Region Intl Airport, Lansing (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 3802? The code for the port of Port Huron, Michigan. On a Canadian declaration, it says the goods left the United States through it. ### Which CBSA office is across from 3802? 0440, Sarnia. ## 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 - [Directory of CBSA offices and services](https://www.cbsa-asfc.gc.ca/do-rb/menu-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.