| Business | Phone |
| Battalion Headquarters 205 N Broadway St, New Ulm 56073 | (507) 233-7800 |
| Ecological Services 261 Highway 15 S, New Ulm 56073 | (507) 359-6073 |
| Group Camp Rr 2, New Ulm 56073 | (507) 354-3927 |
| Group Center 14316 215th St, New Ulm 56073 | (507) 233-9809 |
| Water Board 261 Highway 15 S, New Ulm 56073 | (507) 359-6074 |
| Regional Administrator New Ulm 56073 | (507) 359-6010 |
| Maintenance Shop 1523 S Washington St, New Ulm 56073 | (507) 233-7805 |