--- title: "US port code 3104: Alcan, Alaska · Adhoc" description: "3104 is the US port of exit code for Alcan, Alaska on Canadian customs declarations. CBSA office across: CBSA office 0892, Beaver Creek." canonical: "https://www.adhocs.ca/us-ports-of-exit/3104" last_updated: 2026-07-27 --- # 3104 Alcan, Alaska US port of exit US port of exit · Land border crossing 3104 is the US code for the port of Alcan, Alaska. A Canadian declaration uses it when goods left the United States through Alcan. Across the border is CBSA office 0892, Beaver Creek. - **Port code:** 3104 - **Port:** Alcan - **State:** [Alaska](https://www.adhocs.ca/us-ports-of-exit/alaska) - **CBP district:** Anchorage, AK - **Kind:** Land border crossing - **Across the border:** [0892](https://www.adhocs.ca/cbsa-offices/0892) Beaver Creek - **Crossing:** [Beaver Creek–Alcan](https://www.adhocs.ca/border-crossings/beaver-creek-alcan) ## Beaver Creek–Alcan both codes - [Beaver Creek–Alcan](https://www.adhocs.ca/border-crossings/beaver-creek-alcan): [0892](https://www.adhocs.ca/cbsa-offices/0892) Beaver Creek ⇄ [3104](https://www.adhocs.ca/us-ports-of-exit/3104) Alcan, Alaska ## Other US ports in Alaska - [3101](https://www.adhocs.ca/us-ports-of-exit/3101) Juneau (Port of entry) - [3102](https://www.adhocs.ca/us-ports-of-exit/3102) Ketchikan (Port of entry) - [3103](https://www.adhocs.ca/us-ports-of-exit/3103) Skagway (faces 0893) - [3105](https://www.adhocs.ca/us-ports-of-exit/3105) Wrangell (Port of entry) - [3106](https://www.adhocs.ca/us-ports-of-exit/3106) Dalton Cache (faces 0891) - [3111](https://www.adhocs.ca/us-ports-of-exit/3111) Fairbanks (Port of entry) - [3115](https://www.adhocs.ca/us-ports-of-exit/3115) Sitka (Port of entry) - [3126](https://www.adhocs.ca/us-ports-of-exit/3126) Anchorage (Port of entry) - [3195](https://www.adhocs.ca/us-ports-of-exit/3195) FedEx, Anchorage (Courier facility) - [3196](https://www.adhocs.ca/us-ports-of-exit/3196) UPS, Anchorage (Courier facility) ## Good to know - **Also a US port code.** 3104 is also the US port of exit code for Alcan, Alaska. Warehouse and US port codes go on different lines of a declaration. - **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 3104? The code for the port of Alcan, Alaska. On a Canadian declaration, it says the goods left the United States through it. ### Which CBSA office is across from 3104? 0892, Beaver Creek. ## 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.