CBSA office · Land border crossing

0456Lansdowne in Ontario

0456 is the CBSA office code for Lansdowne, a land border crossing in Ontario. No warehouse code reports to it.

Warehouse codes report to 0456

No warehouse code reports to 0456.

The land crossings nearest this office, each with the US port across from it. Distances are in a straight line, not by road.

Enter 0456 as the CBSA office where the goods are released.
If the goods wait in a sufferance or bonded warehouse, add its sub-location code next to the office code.
If the goods were exported from the United States, add the US port they left through.

1001
Courier shipments. Low-value courier shipments name 1001, New York, as the US port of exit.

Lansdowne: a land border crossing in Ontario. 0456 is its four-digit CBSA office code.

None. No warehouse sub-location code on CBSA’s list reports to 0456.

0708 Alexandria Bay, New York. Both codes are on the Lansdowne–Alexandria Bay crossing page.

No. 0456 is an office code. Sub-location codes are also four digits, but each names a warehouse and belongs to an office.

Sources: Directory of CBSA offices and services, Canada Border Services Agency; Sub-location codes for customs sufferance warehouses, Canada Border Services Agency, version of July 27, 2026; Ports of entry, U.S. Customs and Border Protection; Memorandum D17-1-10, Coding of Customs Accounting Documents, Canada Border Services Agency.

Office types and map positions are ours: the type is read from the office’s name, and each office is placed at its town.

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.

Adhoc’s agents classify each line, check it against CBSA and agency rules, and draft the declaration for your team to submit.