--- title: "CBSA office 0423: London · Adhoc" description: "0423 is the CBSA office code for London, Ontario. 10 warehouse codes report to it." canonical: "https://www.adhocs.ca/cbsa-offices/0423" last_updated: 2026-07-27 --- # 0423 London in Ontario CBSA office · Inland office 0423 is the CBSA office code for London, an inland office in Ontario. 10 active warehouse codes report to it. - **Office code:** 0423 - **Type:** Inland office - **Province:** [Ontario](https://www.adhocs.ca/cbsa-offices/ontario) - **Warehouse codes:** 10 active - **Nearest crossing:** [Sarnia–Port Huron, about 95 km](https://www.adhocs.ca/border-crossings/sarnia-port-huron) ## 10 warehouse codes report to 0423 A warehouse’s sub-location code goes on a declaration with this office code. - [2897](https://www.adhocs.ca/cbsa-warehouses/2897) Speedy Transport Group Inc., 4414 Castleton Road London N6N 0A3 - [4040](https://www.adhocs.ca/cbsa-warehouses/4040) Ravago Canada Inc. dba Muehlstein & CPA, 539 Commercial crt London N5V 1Z2 - [4041](https://www.adhocs.ca/cbsa-warehouses/4041) Dixon Van Lines / Tippet Richardson, 1050 Brydges St London N5W 2B4 - [4179](https://www.adhocs.ca/cbsa-warehouses/4179) CN Sufferance Warehouse, 363 Egerton st London N5W 6E1 - [4284](https://www.adhocs.ca/cbsa-warehouses/4284) Canadian Pacific Railway (CPR), 940 Elias st, North Team Track London N5W 3P2 - [4750](https://www.adhocs.ca/cbsa-warehouses/4750) Campbell Moving Systems Inc. – Campbell Bros Movers Ltd., 55 Midpark crt London N6N 1A9 - [4833](https://www.adhocs.ca/cbsa-warehouses/4833) XPO Logistics Freight Inc., 50 Bessemer rd London N6E 1P8 - [4925](https://www.adhocs.ca/cbsa-warehouses/4925) AMJ Campbell Van Lines, 330 Sovereign rd London N6M 1A8 - [5254](https://www.adhocs.ca/cbsa-warehouses/5254) Overland Express - Division of TST Solutions L.P., 501 Exeter rd London N6E 2Z3 - [5620](https://www.adhocs.ca/cbsa-warehouses/5620) Manitoulin TLX Inc., 1525 Wilton Grove Rd London N6N 1M3 ## US ports of exit near 0423 The land crossings nearest this office, each with the US port across from it. Distances are in a straight line, not by road. - [Sarnia–Port Huron, about 95 km](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 - [Sombra–Algonac, about 105 km](https://www.adhocs.ca/border-crossings/sombra-algonac): [0465](https://www.adhocs.ca/cbsa-offices/0465) Sombra ⇄ [3814](https://www.adhocs.ca/us-ports-of-exit/3814) Algonac, Michigan - [Windsor–Detroit, about 165 km](https://www.adhocs.ca/border-crossings/windsor-detroit): [0453](https://www.adhocs.ca/cbsa-offices/0453) Windsor - Ambassador Bridge, [0452](https://www.adhocs.ca/cbsa-offices/0452) Windsor Tunnel ⇄ [3801](https://www.adhocs.ca/us-ports-of-exit/3801) Detroit, Michigan ## Using 0423 on a declaration 1. Enter 0423 as the CBSA office where the goods are released. 2. If the goods wait in a sufferance or bonded warehouse, add its sub-location code next to the office code. 3. If the goods were exported from the United States, add the US port they left through. ## 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. - **Courier shipments.** Low-value courier shipments name 1001, New York, as the US port of exit. ## Other offices nearby - [0446](https://www.adhocs.ca/cbsa-offices/0446) St. Thomas (Inland office · about 25 km) - [0447](https://www.adhocs.ca/cbsa-offices/0447) Tillsonburg (Inland office · about 45 km) - [0492](https://www.adhocs.ca/cbsa-offices/0492) Woodstock (Inland office · about 45 km) - [0425](https://www.adhocs.ca/cbsa-offices/0425) Stratford (Inland office · about 50 km) - [0401](https://www.adhocs.ca/cbsa-offices/0401) Kitchener (Inland office · about 80 km) Also in this directory: [Warehouse codes](https://www.adhocs.ca/cbsa-warehouses) · [US ports of exit](https://www.adhocs.ca/us-ports-of-exit) · [Border crossings](https://www.adhocs.ca/border-crossings) ## Questions ### What is CBSA office 0423? London: an inland office in Ontario. 0423 is its four-digit CBSA office code. ### Which warehouses report to office 0423? 10, including Speedy Transport Group Inc., Ravago Canada Inc. dba Muehlstein & CPA, Dixon Van Lines / Tippet Richardson, CN Sufferance Warehouse. They are all listed on this page. ### Which US port of exit is nearest 0423? 3802 Port Huron, Michigan, about 95 km away in a straight line. It faces CBSA’s 0440 Sarnia office. ### Is 0423 a sub-location code? No. 0423 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](https://www.cbsa-asfc.gc.ca/do-rb/menu-eng.html), Canada Border Services Agency - [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 - [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 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.