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How to call Ontario, Canada from United States
Dial the following international dialing codes:


   1 + City Code + Local Numberr



  


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iOS device, android, or Web Call.

How to make your international call How to call Ontario in Canada from United States:

1 - United States exit code
1 + Area Code + Local Number - Overall dialing code format

Note: Canada and United States are both members of NANP (North American Numbering Plan) so when calling between these countries, 1 is used in place of the country exit code.

World time zone information World time zone information:

The time in United States is now (CLICK FOR TIME ZONES)
The time in Ontario Canada is now (CLICK FOR TIME ZONES)

Calling cards Save on your call with cheap calling cards:

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Mobile Country Codes Mobile codes:

To call a mobile phone in Canada from United States use the following dialing code format: 1 + The Number
Click here to search for another mobile country code.


The Ontario, Canada area code chart below gives you the necessary information for calling Ontario cities. For international dialing instructions to Ontario, Canada, use our drop down boxes at the top of this page or check out our easy-to-use country code search tool.
 
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Area Codes 1-30 (of 141)
Ontario Cities City Code
Ajax905 or 289
Amherstburg519 or 226
Arnprior613
Atikokan807
Aurora905 or 289
Aylmer519 or 226
Bancroft613
Barrie705 or 249
Belleville613 or 343
Blind River705
Bracebridge705
Bradford West Gwillimbury289 or 905 or 705
Brampton905 or 289
Brant519 or 226
Brantford519 or 226
Brockville613
Bruce Mines705 or 249
Burlington905 or 289 or 365
Caledon905 or 519
Cambridge519 or 226
Carleton Place613
Clarence-Rockland613
Cobalt705
Cobourg905
Cochrane705
Collingwood705
Cornwall613 or 343
Deep River613
Deseronto613
Dryden807
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