Canada

L4J post code

Post code details

1 place

Code

Place

Thornhill West

Region

Ontario

County

—

Coordinates

43.8156, -79.4534

Accuracy

1 / 6

Country

Canada

Location

OpenStreetMap ↗

43.8156, -79.4534© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
Thornhill West	Ontario	—	43.8156, -79.4534

Nearby codes

All →

K0A K0B K0C K0E K0G K0H K0J K0K K0L K0M K1A K1B

Same code in other countries

This code only appears in this country.

FAQ

Which city is L4J in?

Thornhill West, Ontario, Canada.

What are the coordinates of L4J?

43.8156, -79.4534

Is L4J used in other countries?

No.

The data is unofficial and has known truncation; verify with the recipient and carrier for critical shipments. See data source & license → · Updated 2026-11-09. Attribution in