Customer Service in Mid-Atlantic States for Enrollees and Providers

Customer service for the following companies:

  • Delta Dental of Delaware
  • Delta Dental of the District of Columbia
  • Delta Dental of New York
  • Delta Dental of Pennsylvania (and Maryland)
  • Delta Dental of West Virginia

Online Inquiries

Phone and Mail Inquiries

Call toll-free:
800-932-0783 (TTY/TDD 711)
Customer Service representatives are available from 8 a.m. to 8 p.m. Eastern Time, Monday through Friday.
Or write to:
Corporate Headquarters
One Delta Drive
Mechanicsburg, PA 17055-6999

DeltaCare USA Customer Service

Call toll-free:
800-422-4234 (TTY/TDD 711)
Monday through Friday between 8:00 a.m. and 9:00 p.m., Eastern Time.
Or write to:
DeltaCare USA Customer Service
P.O. Box 1803
Alpharetta, GA 30023

If you purchased an individual dental plan through our website, please visit our Individuals and Families contact page.