Contact Us

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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 .


PLEASE NOTE: WE DO NOT ACCEPT APPLICATIONS OR CREDIT CARD INFORMATION BY EMAIL OR FAX. THE EASIEST WAY IS TO ENROLL ONLINE. HOWEVER, NOT ALL OF OUR PLANS OFFER ONLINE ENROLLMENT. IF YOU MUST COMPLETE A PAPER APPLICATION, PLEASE MAIL IT TO CONSUMER DIRECT – INDIVDIUAL PLANS, DELTA DENTAL OF ILLINOIS, P.O. Box 3384, Lisle, IL 60532.

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 .


PLEASE NOTE: WE DO NOT ACCEPT APPLICATIONS OR CREDIT CARD INFORMATION BY EMAIL OR FAX. THE EASIEST WAY IS TO ENROLL ONLINE. HOWEVER, NOT ALL OF OUR PLANS OFFER ONLINE ENROLLMENT. IF YOU MUST COMPLETE A PAPER APPLICATION, PLEASE MAIL IT TO CONSUMER DIRECT – INDIVDIUAL PLANS, DELTA DENTAL OF ILLINOIS, P.O. Box 3384, Lisle, IL 60532.

General Mailing Address

111 Shuman Boulevard
Naperville, IL 60563

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