| Business | Phone |
| Adirondack Assn Of Towns & Vlg Route 8, Brant Lake 12815 | (518) 494-7622 |
| Horicon Community Center 6604 State Route 8, Brant Lake 12815 | (518) 494-3647 |
| Horicon Town Garage 10 Town Shed Rd, Brant Lake 12815 | (518) 494-2115 |
| Horicon Town Justice Po Box 31, Brant Lake 12815 | (518) 494-7958 |
| Town Of Horicon Landfill Tannery Rd, Brant Lake 12815 | (518) 494-7906 |
| Town Of Horicon Museum Route 8, Brant Lake 12815 | (518) 494-7286 |