| Business | Phone |
| Congressman Joanne Emerson 612 N Pine St, Rolla 65401 | (573) 364-2455 |
| Us Organizational Maintenance 114 Fairgrounds Rd, Rolla 65401 | (573) 368-2247 |
| Us Organizational Maintenance 201 Fairgrounds Rd, Rolla 65401 | (573) 368-4280 |
| Us Water Resources Div 1400 Industrial Rd, Rolla 65401 | (573) 308-3664 |
| Usda Phelps County Svc Ctr 1050 E State Route 72, Rolla 65401 | (573) 364-2088 |