| Business | Phone |
| Cook Hall & Hyde Inc 461 Pantigo Rd, East Hampton 11937 | (631) 324-1440 |
| Dayton & Osborne 78 Main St, East Hampton 11937 | (631) 324-0420 |
| Island Group Administration 3 Toilsome Ln, East Hampton 11937 | (631) 324-2306 |
| Prudential Douglas Elliman 216 Main St, East Hampton 11937 | (631) 267-9700 |
| Strong Insurance 43 Pantigo Rd, East Hampton 11937 | (631) 324-0400 |