you use the Microsoft Fax, the Windows Fax and Scan, or the Phone Dialer applications,
your dialing rules may not be applied, and the number may not be dialed correctly.
behavior can occur if you do not use a canonical format for the telephone
numbers. If you do not use canonical format, the dialing rules are not applied,
and the number may not be dialed correctly.
To resolve this issue, type the telephone numbers in the
+Country/RegionCode (AreaCode) SubscriberNumber
For example, this is the format for a subscriber in
the United States of America in canonical format:
+1 (nnn) nnn-nnnn
This behavior is by
correctly apply the dialing rules, Microsoft Fax, Windows Fax and Scan, and Phone
Dialer require both of the following items:
- Information about where the call is being dialed from (from
the dialing rules).
- Information about where the call is being dialed to (from
the full canonical number).
This includes the country/region code and area code in both
If you type only a string of digits, Windows cannot reliably
parse the information to determine which portion of the number is the
country/region code, area code, and local number.
Note that programs
that store numbers, such as Microsoft Outlook, try to intelligently convert
random strings of digits into canonical numbers before storing them in the