13
5
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.
ten
Union Bank of India account number has 15 digits....
8
5
Telephone numbers throughout Russia are uniformly 3 digits for the area code plus 7 digits for the local number.
9999
In the US and Canada, telephone numbers have 10 digits, including the area code. Other countries use phone numbers with different numbers of digits.
seven but lately they changed it to eight
Three digit area code followed by seven digits for the subscribers number.