Area code 742
Area code 742 is a telephone area code in the North American Numbering Plan. It serves Ontario, Canada.
- 742area code
- ONOntario
- CAcountry
- 16-Oct-21in service
How to dial a 742 number
From within the United States and Canada, dial 1, then 742, then the seven-digit number. From another country, dial your international access code, then +1 742 and the seven-digit number.
Area code 742 covers the same territory as 289, 365 and 905. When several area codes share one area like this, it is called an overlay.
Other area codes in Ontario
226, 249, 289, 343, 365, 382, 416, 437, 519, 548, 613, 647, 683, 705, 753, 807, 905, 942
Frequently asked questions
Where is area code 742?
Area code 742 serves Ontario, Canada.
What is the country code for a 742 number?
Numbers with North American area codes use the country calling code +1.