| Business | Phone |
| Green Lake Highway Commission 570 South St, Green Lake 54941 | (920) 294-4060 |
| Green Lake City Shop 557 Lake St, Green Lake 54941 | (920) 294-6236 |
| Green Lake County Planning 492 Hill St, Green Lake 54941 | (920) 294-4156 |
| Green Lake County Purchasing Green Lake 54941 | (920) 294-4011 |