---
title: "Sub-location code 4523: Canadian National Railway Co. · Adhoc"
description: "4523 is the CBSA warehouse sub-location code for Canadian National Railway Co., 15 Wadsworth Brantford N3T 3V6. It reports to CBSA office 0404."
canonical: "https://www.adhocs.ca/cbsa-warehouses/4523"
last_updated: 2026-07-27
---

# 4523 Canadian National Railway Co. in Ontario

Warehouse sub-location code · Active

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](https://www.adhocs.ca/cbsa-offices/0404) Brantford
- **Province:** [Ontario](https://www.adhocs.ca/cbsa-offices/ontario)
- **Status:** Active, on CBSA’s list of July 27, 2026

## Other warehouses that report to 0404

- [4369](https://www.adhocs.ca/cbsa-warehouses/4369) Fleetway Transport Inc., 24 Old Onondaga rd, W Brantford N3T 5M1

## Good to know

- **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.

Also in this directory: [CBSA offices](https://www.adhocs.ca/cbsa-offices) · [US ports of exit](https://www.adhocs.ca/us-ports-of-exit) · [Border crossings](https://www.adhocs.ca/border-crossings)

## 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](https://www.cbsa-asfc.gc.ca/import/codes/sw-ea-eng.html), Canada Border Services Agency, version of July 27, 2026
- [Directory of CBSA offices and services](https://www.cbsa-asfc.gc.ca/do-rb/menu-eng.html), 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.