In the US and Canada, telephone numbers have 10 digits, including the area code.
Other countries use phone numbers with different numbers of digits.
The number of digits in a phone number depends on the county of the number itself. For instance, in the United States, there are typically 10 digits for a number, whether it has an area code or is toll free.
Telephone numbers throughout Russia are uniformly 3 digits for the area code plus 7 digits for the local number.
seven but lately they changed it to eight
Actually, no In some countries, there are 8 digits in a phone number, such like Australia. In others, there could be 4. Such as the country of Niue!
You can just type in the 4 last digits of the phone number.
Three digit area code followed by seven digits for the subscribers number.