One-ring scams and the Caribbean area codes that look Canadian

Why a missed call from 876 or 809 costs money to return, how the one-ring scam works, and the list of +1 area codes that are international calls from Canada.

Last reviewed 2026-07-26. Written for readers in Canada.

The phone rings once and stops. There is a missed call from a number you do not recognise, and the area code looks ordinary — three digits, no plus sign, no 011. Curiosity does the rest. This is the one-ring scam, known internationally as wangiri, Japanese for “one ring and cut”, and in Canada it has a structural advantage it does not have in most countries.

Why Canada is unusually exposed

In most of the world an international call announces itself: you dial a prefix, and the number looks foreign. Canada shares country code +1 with the United States and with a long list of Caribbean nations and territories, each of which has its own three-digit area code inside the North American Numbering Plan. Dialing them from Canada requires no international prefix at all. They look exactly like a call to Winnipeg.

They are not priced like a call to Winnipeg. These are international destinations, billed at international rates, and in the scam the receiving end is arranged so that a share of the call revenue flows back to whoever placed the missed call. The longer you stay on the line — held there by hold music, a recorded “please wait”, or a voice claiming there is an emergency — the more it pays.

+1 area codes that are international calls from Canada

These are legitimate area codes serving real places with real residents and real businesses. The point is not that a call from one is fraudulent; it is that returning one is an international call, and you should know that before you dial.

Source: North American Numbering Plan country-code +1 assignments. Codes serving Canada and the United States are omitted; Puerto Rico (787, 939) and the U.S. Virgin Islands (340) are United States territories and priced accordingly by your carrier.

How to tell a one-ring call from a genuine missed call

The tell is the ring count, not the number. A real caller who wants to reach you lets it ring out or leaves a message. A one-ring call disconnects deliberately before you could plausibly answer — often after a single ring, at an odd hour, and frequently in a batch with other numbers from the same range. If several unfamiliar numbers with the same three-digit code appear overnight, that is a campaign, not a coincidence.

Answering an incoming call costs you nothing. Returning one is the only part that can be expensive, which is why the missed call is the entire mechanism.

What to do

Do not return the call. If you believe it might be genuine — a relative travelling, a supplier abroad — reach that person through a number you already hold, or through a message. Never through redial.

Check the number first. Our lookup will tell you whether a +1 number corresponds to an allocated Canadian exchange or falls outside Canadian numbering entirely.

Ask your carrier about international blocking. Most Canadian carriers can bar outgoing international calls, or restrict them to a list you approve. If nobody in your household calls abroad, this removes the exposure permanently — including from a child or visitor returning the call on your handset.

Report it to the Canadian Anti-Fraud Centre. The CAFC collects these reports whether or not you lost money, and volume is what turns a scattered set of complaints into an investigation. Our guide on reporting fraud to the CAFC covers what to include.

If a charge has already appeared

Dispute it with your carrier first, in writing, and keep the reference number. If the carrier will not resolve it, the Commission for Complaints for Telecom-television Services handles billing complaints about telephone service at no cost to you, and its decisions bind participating providers. Do not simply withhold payment of the whole bill — pay the undisputed portion and identify the disputed amount clearly.

The related callback variants

Two cousins use the same premise. A voicemail or text says a parcel is held, an account is suspended, or a relative has been in an accident, and gives a callback number in one of these ranges. And a “missed call” notification may arrive by SMS rather than as an actual call. In every version, the value to the fraudster is created only when you dial out. The defence is the same: verify through a channel you chose, not one you were handed.