| Business | Phone |
| Groton Tax Svc 152 Main St, Groton 13073 | (607) 898-4993 |
| H&R Block 207 Main St, Groton 13073 | (607) 898-9099 |
| H & R Block Tax Svc 115 Main St, Groton 13073 | (607) 898-3888 |
| Jackson Accounting & Tax Svc 1111 Peru South Lansing Rd, Groton 13073 | (607) 898-3130 |