Customer Service > How do I contact Dover if I have a problem or question? Contacting Dover via eMail Do you need to contact Dover about an order? Have a question about one of our products? Want to send a compliment or complaint about our services? Have an idea for a title that you’d like our editors to consider? Please follow this link to our Customer Care and Communication Center. Contacting Dover via Postal Mail Please address postal mail to: Dover Publications 31 East 2nd Street Mineola, NY 11501-3852 Contacting Dover via Phone Our phone number are: 516-294-7000 or 800-223-3130 Contacting Dover via Fax Our fax number is: 516-742-6953