| Business | Phone |
| Gladstone Area Schools 2100 State Highway M35, Gladstone 49837 | (906) 789-8385 |
| Gladstone Area Sch Bus Grge 901 Montana Ave, Gladstone 49837 | (906) 428-4323 |
| Gladstone Area Sch Payroll 400 S 10th St, Gladstone 49837 | (906) 789-8458 |
| Gladstone Pre-School Program 1920 Lake Shore Dr, Gladstone 49837 | (906) 428-2204 |