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Need additional Guidance?

Enrollment Help

For enrollment help or questions, please contact us at 877-824-2776, 8:30 a.m. to 5:00 p.m. central time, Monday through Friday or by email at .

Customer Service Help

For customer service or claims questions, please contact Delta Dental of Illinois Customer Service at 855-327-8336, 7:30 a.m. to 5 p.m. Monday through Friday, or email .

General Mailing Address

111 Shuman Boulevard
Naperville, IL 60563

Language Assistance