| Business | Phone |
| Isle Royale Natural History 49445 Us Highway 41, Houghton 49931 | (906) 482-7860 |
| B Dalton Bookseller Inc 47420 State Highway M26, Houghton 49931 | (906) 482-3301 |
| Book World 515 Shelden Ave, Houghton 49931 | (906) 482-8192 |
| College Bookshelf 706 Shelden Ave, Houghton 49931 | (906) 482-6657 |
| Northern Light Christian Book 404 Shelden Ave, Houghton 49931 | (906) 482-7556 |