Contact Tesoro Corporation

The best of the 3 ways to get in touch with Tesoro Corporation by GetHuman

Tesoro Corporation Phone Number
210-626-6000 · Customer Service
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Tesoro Corporation Live Chat
Unfortunately, Tesoro Corporation does not offer live chat as a channel for customer service at this time.

Tesoro Corporation contact information - compared

Above are our top recommendations for how to contact Tesoro Corporation, including their top phone number and live chat options. Below you can compare and contrast the 3 ways to contact Tesoro Corporation by looking at which ones are the fastest and which ones other customers recommend the most for solving Tesoro Corporation customer service issues as reported to us by the 50 million or so customers that come to GetHuman each year and share their experiences. You can contact Tesoro Corporation across the following mediums: Phone.
Phone number / contact
Wait
Votes
210-626-6000
Customer Service
2 mins
6
877-783-7676
Customer Service
3 mins
24
877-837-6762
Customer Service
2 mins
19
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