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

   1 + (613 or 343 or 819 or 873)   
+ Local Number

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from any phone or use our free calling app.

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

1 - Exit code when making an international call from United States
1 + (613 or 343 or 819 or 873) + Local Number - International 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 Ottawa Canada is now (CLICK FOR TIME ZONES)

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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


We hope that Country Calling Codes has been helpful in finding the Canadian calling code to make your international call from United States to Ottawa, Canada. Why not bookmark this site and tell a friend how they can easily find international dialing codes and Canadian area codes at!

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