| Business | Phone |
| Monticello Harness Horsemans 204 State Route 17b, Monticello 12701 | (845) 791-7748 |
| Monticello Teachers Assn 10 Prince St, Monticello 12701 | (845) 791-7257 |
| Rural Sullivan Housing 6 Pelton St, Monticello 12701 | (845) 794-0348 |
| Sullivan County Veterans Agcy Monticello 12701 | (845) 794-4058 |