Contact Us | Delta Dental of Washington

Hours of operation

  • Customer service
    Monday - Friday: 7 am - 5 pm PST
  • Provider customer service
    Monday - Wednesday: 7 am - 5 pm PST
    Thursday: 7 am - 5 pm PST (closed between 1 - 2 pm PST)
    Friday: 7 am - 5 pm PST

General Information