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The best T-Mobile 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. T-Mobile customer service. Get in touch with T-Mobile’s customer service department through the following phone numbers, social media, live chat and contact form. For more information about new customers, business accounts, porting, technical support, corporate offices, order help and pre-paid customer service, please call the numbers listed below.

+1 800-937-8997
12920 SE 38th
St. Bellevue, WA 98006