Question 1

Where is area code 437?

Accepted Answer

Area code 437 covers Toronto in Ontario, in the Eastern Time.

Question 2

What cities use area code 437?

Accepted Answer

Area code 437 serves Toronto in Ontario.

Question 3

What time zone is area code 437 in?

Accepted Answer

Area code 437 is in the Eastern Time (America/Toronto).

Question 4

How do you dial a 437 number?

Accepted Answer

Dial all 10 digits: 437 followed by the 7-digit local number. From abroad, dial +1 437 and the local number.

Question 5

Is a call from area code 437 a scam?

Accepted Answer

A 437 number is geographically tied to Ontario, but caller ID can be spoofed, so the displayed area code does not prove where a caller really is. If you did not expect the call, do not share personal information and consider looking the number up.

Question 6

Is 437 a country code?

Accepted Answer

No. 437 is a Canadian area code (a domestic 3-digit code), not a country code. The country (calling) code for Canada is +1, shared across the North American Numbering Plan. So a full 437 number written for international dialing looks like +1 437 followed by the 7-digit local number.

Area Code 437

Cities in area code 437

Area codes by city

Other Ontario area codes

Nearby area codes