how many digits are fedex tracking numbers
FedEx Tracking. The most common tracking number format is 12 digits (e.g. 9999 9999 9999) or 15 digits (e.g. 9999 9999 9999 999). Some other less common formats may also exist, such as 20 digits and 22 digits. Customer Service. If you have any question regarding the delivery process of a package, call [+1] 800-463-3339.