Year 971 (CMLXXI) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar.

Prior to 2000, subscriber numbers were 5 or 6 digits, with area code plus subscriber number totalling 7 digits. In 2000, many of the two-digit area codes were changed to single digit with seven-digit subscriber numbers.

Year 971 (CMLXXI) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar.

Prior to 2000, subscriber numbers were 5 or 6 digits, with area code plus subscriber number totalling 7 digits. In 2000, many of the two-digit area codes were changed to single digit with seven-digit subscriber numbers.