The best FedEx customer support number with quickest path to a customer care executive or a technician. A phone number system with less hold time in comparison of other phone numbers call now for live support from your computer. FedEx customer service. Get in touch with FedEx’s customer service department through the following phone numbers, email, social media, contact form and live chat. For more information about tracking support, express tracking, truckload brokerage and credit card support, call the numbers listed below.