London Area Codes, Ontario, Canada

How to call London, Ontario?

London has 3 area codes. To call London you need to dial the Canada country code (+1) and one of the following area codes:

226 519 548

How to know if I'm receiving calls from London, Ontario?

You are receiving calls from London when the phone number starts with one of the following combinations:

1-226 1-519 1-548

Other area codes in Canada