University area code and prefix
The area code for the University of Delaware is 302. The prefix for University phone numbers is 831, unless otherwise noted.

Reaching UD students
The seven-digit numbers listed for UD students refer to private voice mailboxes. Every student is assigned a voice mailbox. To leave a message in this mailbox, dial (302) 831-4000 and follow the instructions for sending a message.

Dialing Information
Find out how to dial various numbers from UD offices or dorm rooms, as well as TDD locations, telephone features, and how to request telephone or directory-related services.


University of Delaware
Newark, DE 19716 USA
(302) 831-2000
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