| Business | Phone |
| Clerk's Office 108 E Cortland St, Groton 13073 | (607) 898-3966 |
| Groton Town Supervisors Office 101 Conger Blvd, Groton 13073 | (607) 898-5102 |
| Municipal Light & Power Plant 201 Conger Blvd, Groton 13073 | (607) 898-3001 |
| Sewer Treatment Plant 205 Cayuga St, Groton 13073 | (607) 898-5185 |