Postal Code L3M - Grimsby, Ontario, Canada
Postal Code: L3M
Postal System Details
Postal Authority
Canada Post
Postal System
Alphanumeric postal code (A#A #A#)
Region Structure
Province → City → Local Delivery Unit → Route
Area Information
The postal code L3M is part of Canada’s alphanumeric postal code system, administered under the operational framework of Canada Post, the national postal authority for Canada. Canadian postal codes follow the pattern A # A # A #, such as K 1 A 0 B X (illustrative only). The first character identifies the province/territory, the next two specify the city and routing area, and the last three characters define the Local Delivery Unit (LDU). This code corresponds to Grimsby in the Ontario province/territory, located near latitude 43.2001 and longitude -79.5663. The routing hierarchy follows Province → City → Local Delivery Unit → Route. Example: - Province/Territory: Ontario - City: (Example: Central Urban City) - Local Delivery Unit (LDU): Grimsby - Route: Based on final characters This page reflects the structural practices publicly used by Canada Post. All patterns shown are illustrative only. For accurate delivery or address verification, ensure city and LDU match Grimsby, Ontario, Canada.
Country:
Canada
State:
Ontario
Area:
Grimsby
Postal Code:
L3M
Latitude:
43.2001
Longitude:
-79.5663
Frequently Asked Questions
1. What area does L3M represent in Canada?
It defines the Local Delivery Unit (LDU) serving Grimsby in the Ontario province/territory.
2. How does Canada’s postal code system work?
It uses an alphanumeric structure A#A #A# identifying province, city, routing area, and LDU.
3. Can L3M verify an address in Canada?
Yes—if the city and LDU match Grimsby, Ontario.
4. Which authority manages postal codes in Canada?
Canada Post manages postal routing and code assignments nationwide.