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Delta Dental plans for Costco members

New enrollment in DeltaCare® USA plans through Costco will end on Friday, April 29, 2022.

Costco members with current DeltaCare USA plans will receive information regarding policy renewals (where applicable) and options for coverage continuation. Current DeltaCare USA policy holders may access their plan information here.



DeltaCare USA Dental Plans for Costco Members

Affordability and value — that’s what you’ll get with a DeltaCare USA¹ dental plan designed exclusively for Costco members.

Already enrolled? Sign in / Register

Why DeltaCare USA

What will you and your family get with a DeltaCare USA dental plan?

Great Coverage
  • Covers a wide array of services, including preventive, basic and major treatment.²
  • Orthodontics for children and adults.³
  • Teeth whitening.⁴
Affordable Plans
  • No annual deductible or calendar year maximum.⁴
  • Set copayments so you know your out-of-pocket costs.
Dentists You Can Trust
  • A large network of carefully screened, private practice dentists.⁵
Help Get Peace of Mind
  • Routine dental checkups can help you identify dental risks early on so you can avoid costly problems.
  • Poor oral health can indicate health issues such as diabetes, heart disease and lung disease. Visiting a dentist for regular checkups can help maintain proper oral health.⁶

Find a dentist

Looking for a dentist? Find the DeltaCare dentist that's right for you.


Call us at 855-585-6565

  1. Program available to Costco members in AZ, CA, FL, MD, NV, OR, PA, TX and WA. Delta Dental Insurance Company acts as the DeltaCare USA administrator in all available states. DeltaCare USA is underwritten in these states by these entities: AZ — Alpha Dental of Arizona, Inc.; CA — Delta Dental of California; FL — Delta Dental Insurance Company; MD, TX — Alpha Dental Programs, Inc.; NV — Alpha Dental of Nevada, Inc.; OR, WA — Dentegra Insurance Company; PA — Delta Dental of Pennsylvania. These companies are financially responsible for their own products. Delta Dental is a registered mark of Delta Dental Plans Association.
    In Florida, Delta Dental Insurance Company provides DeltaCare USA Plan benefits as a Prepaid Limited Health Service Organization as described in Chapter 636 of the Florida Statutes.
    Costco Insurance Agency CA License #: 0D08407.
  2. Dental expenses are excluded if incurred in connection with any dental procedure started before enrollment in the DeltaCare USA Program.
  3. Orthodontic treatment must be provided by a licensed dentist. Self-administered orthodontics are not covered.
  4. Please see your plan booklet for a complete description of plan benefits, limitations and exclusions. Click here to review the "Limitations and Exclusions of Benefits".
  5. DeltaCare USA networks includes access to over 75,365 dentist locations; Delta Dental Fact Sheet 2020. Dental services received from any dental facility other than the assigned Contract Dentist, or a preauthorized dental specialist (oral surgeon, endodontist, periodontist, pediatric dentist or Contract Orthodontist), except for Emergency Services as described in the Evidence of Coverage, are excluded.
  6. "Oral health: A window to your overall health." Mayo Clinic, June 4, 2019,
Delta Dental

© Delta Dental. This website is the home of Delta Dental of California; Delta Dental Insurance Company; Delta Dental of Pennsylvania; Delta Dental of New York, Inc.; Delta Dental of the District of Columbia; Delta Dental of Delaware, Inc.; Delta Dental of West Virginia, Inc. and their affiliated companies. For other Delta Dental Plans Association member companies, visit the Delta Dental Plans Association website.