Warehouse sub-location codeActive
4523Canadian National Railway Co. in Ontario
4523 is the CBSA sub-location code for Canadian National Railway Co.’s warehouse at 15 Wadsworth Brantford N3T 3V6. It reports to CBSA office 0404, Brantford. CBSA lists it as a railway company sufferance warehouse.
- Sub-location code
- 4523
- Operator
- Canadian National Railway Co.
- Warehouse type
- Railway company sufferance warehouse (AR)
- Address
- 15 Wadsworth Brantford N3T 3V6
- Reports to
- 0404 Brantford
- Province
- Ontario
- Status
- Active, on CBSA’s list of July 27, 2026
Other warehouses that report to 0404
Good to know
4523 + 0404
Always with an office code. A warehouse’s four-digit code only goes on a declaration together with the code of the CBSA office it reports to.
Questions
What is sub-location code 4523?
The CBSA code for Canadian National Railway Co.’s warehouse at 15 Wadsworth Brantford N3T 3V6, where imported goods can wait until CBSA releases them.
What type of warehouse is 4523?
It is a railway company sufferance warehouse, type AR on CBSA’s list.
Which CBSA office does 4523 report to?
Office 0404, Brantford, in Ontario.
Is 4523 still in use?
Yes. It is on CBSA’s current list of sub-location codes.
Sources: Sub-location codes for customs sufferance warehouses, Canada Border Services Agency, version of July 27, 2026; Directory of CBSA offices and services, Canada Border Services Agency.
Warehouse types are CBSA’s. Its list labels a few rows inconsistently; each type is named as CBSA names it on most rows.
Adhoc is not affiliated with CBSA or CBP.
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