Office Locations
Phone: 734-279-1339
Toll Free: 800-311-7340
Petersburg
4200 Teal Rd
Petersburg, MI 49270
Blissfield
137 S Lane St
Blissfield, MI 49228
Dundee
124 Tecumseh St
Dundee, MI 48131
Tecumseh
417 S Maumee St
Tecumseh, MI 49286
Internet Help Desk
Phone: 734-279-9025
Toll Free: 888-221-2277
Email: help@cass.net
Mon - Fri: 9:00am-9:00pm
Saturday: 10:00am-8:00pm
