Ontario · Area code
Area Code 437Toronto, ON
Area code 437 is in Ontario, Canada. Its time zone is Eastern Time.
Area code 437 at a glance
- Area code
- 437
- Main place
- Toronto, ON
- Province or territory
- Ontario
- Country
- 🇨🇦 Canada
- Country calling code
- +1
- Time zone
- Eastern Time (America/Toronto)
- Dial from abroad
- +1 437 XXX XXXX
- Dial inside the US and Canada
- 1 437 XXX XXXX
Look up a 437 number
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Area code 437: frequently asked questions
Where is area code 437?
Area code 437 is in Ontario, Canada. It serves places including Toronto.
What time zone is area code 437 in?
Area code 437 is on Eastern Time. A number with this area code can belong to someone living anywhere, so the time zone tells you where the number was issued rather than where the person is.
Which country is area code 437 in?
Area code 437 belongs to Canada, part of the North American Numbering Plan. Country code +1 is shared by the United States, Canada and many Caribbean and Pacific countries; the area code decides which one a number is in.
How do I call a 437 number from another country?
Dial your country's international access code (or press + on a mobile phone), then 1, then 437, then the seven-digit number: +1 437 followed by the number. Inside the United States and Canada, dial 1 and the ten digits.
Can I tell who is calling from an area code?
No. The area code only shows where a number was first issued. People keep their numbers when they move, mobile numbers work anywhere, and callers can disguise the number they call from. To see what the numbering plan says about a specific number, use the free phone number lookup.
What other area codes are in Ontario?
Other area codes in Ontario include 226, 249, 289, 343, 365, 382, 416, 519, 548 and 613.