| Business | Phone |
| Little Falls Tax Assessor 225 Main St, Little Falls 7424 | (973) 256-0272 |
| Little Falls Tax Assessor 35 Stevens Ave, Little Falls 7424 | (973) 256-0272 |
| Little Falls Tax Collector 225 Main St, Little Falls 7424 | (973) 256-0994 |
| Little Falls Tax Collector 35 Stevens Ave, Little Falls 7424 | (973) 256-0994 |
| Little Falls Treasurer 225 Main St, Little Falls 7424 | (973) 256-2121 |
| Little Falls Treasurer 49 Stevens Ave, Little Falls 7424 | (973) 256-2121 |