| Business | Phone |
| Donald Mc Gayhey 55 N Ferry Rd, Shelter Island 11964 | (631) 749-2518 |
| Sharon A Moritz 25 N Ferry Rd, Shelter Island 11964 | (631) 749-0233 |
| Mary Faith Healey 8 Shorewood Rd, Shelter Island 11964 | (631) 749-8944 |
| William A Sulahian Attorney 75 N Menantic Rd, Shelter Island 11964 | (631) 749-1400 |