Welcome to True Function, we are excited to be your trusted resource for your sleep and TMJ appliance needs. Below you will find links to some helpful resources as well as phone numbers that you may need. We suggest bookmarking this page for easy reference.
For account and product questions contact the sales team at (619) 825-8120
For questions on cases contact the customer service team at (619) 466-1872
For technical questions please contact the customer service team and they will connect you with a member of our technical team.
