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Customer service is of the utmost importance to Tri Delta Transit. To send us your comments:

• Click here or call us at 925-754-6622 and ask for our customer service department.
• Visit our administrative office at 801 Wilbur Ave, Antioch.
• Email us at comments@eccta.org.

If you selected that you would like a response, a customer service representative will contact you within 7-12 business days from the day after the comment is received. You may also be contacted if we have questions or need more information.