24/7 Phone Support
(231) 591-4822
Toll Free: (877) 779-4822
Walk-up Support
8 a.m. - 4:30 p.m.
UCB 108
IT Core Service Support
8 a.m. - 5 p.m.
Users accessing their Office 365 accounts from other than the US and Canada will need to submit a request to the Information Technology Service Center for access to their accounts. This requirement has been implemented to curtail accounts getting compromised and also spam/phishing attacks from compromised accounts. You can submit a request using the self-service portal at or by phone at (231) 591-4822.