How do I make an appointment? June 29, 2022 14:48 Updated Appointments can be made in advance by clicking here , selecting a location and booking a treatment and time that works for you. You can also book appointments in-person at these store locations. Related articles Can I walk in? What is in the whitening treatment? Do I need to tip? How much does it cost? Where are the Colgate Teeth Whitening Spas located? Comments 0 comments Please sign in to leave a comment.