Contact We're always eager to hear from you! You can call us in working time or visit our office. All emails will get the response within 24 hours. Address Servicing Toronto and the Greater Toronto Area. Contact Us Call Us: 437-254-3964 Email: info@diamonddental.ca Hour of operation Monday - Friday: 09:00 - 20:00 Sunday & Saturday: 10:30 - 22:00