If you have a general customer service question, contact us via email at CustomerService@teesplus.com, or for immediate attention please dial 1-866-261-0571. By Mail: TEES+PLUS, Inc. 1425 Goldstar Highway Groton, CT 06340 Customer service hours of operation: Monday - Friday 8:00 am - 5:30 pm Eastern Standard Time Please fill out the form below and a customer service representative will contact you.