| Business | Phone |
| Little Falls City Engineer 100 7th Ave Ne, Little Falls 56345 | (320) 616-5500 |
| Little Falls Pretreatment Plnt 17940 Heron Rd, Little Falls 56345 | (320) 616-5545 |
| Little Falls Pretreatment Plnt 4544 Heron Rd, Little Falls 56345 | (320) 632-1075 |
| Little Falls Waste Plant 900 Hilton Rd, Little Falls 56345 | (320) 616-5540 |
| Musser Estate 608 Highland Ave, Little Falls 56345 | (320) 632-5957 |