London Postal Codes
Below are the public Forward Sortation Areas (FSAs) for London. or enter an address in the search bar below to find its regional prefix.
Find Forward Sortation Area (FSA) by Address
Due to open-data restrictions, complete 6-character codes are limited. Enter a Canadian address below to find its regional Forward Sortation Area (FSA) prefix.
Demographics & Economic Profile
Forward Sortation Areas (FSAs) in London
Other Municipalities in Ontario
View AllFrequently Asked Questions
What is the postal code for London, Ontario? ▾
London is covered by 38 Forward Sortation Area (FSA) prefixes, including: N5B, N5C, N5E, N5G, N5H. To find your exact 6-character postal code, you will need your specific street address.
How do Canadian postal codes work in London? ▾
Like all Canadian postal codes, codes in London are formatted as A1A 1A1. The first three characters represent the Forward Sortation Area (FSA), which identifies a specific region or neighborhood in London. The last three characters represent the Local Delivery Unit (LDU), which identifies the exact street or building.
What is the population of London? ▾
According to Statistics Canada, London has an estimated population of 422,324 residents.