| Business | Phone |
| Attwood Real Estate Chapel St, Block Island 2807 | (401) 466-5582 |
| Ballard Hall Real Estate 123 Ocean Ave, Block Island 2807 | (401) 466-8883 |
| Beach Real Estate 445 Ocean Ave, Block Island 2807 | (401) 466-2312 |
| Block Island Realty Inc 215 Chapel St, Block Island 2807 | (401) 466-5887 |
| Sullivan Real Estate Water St, Block Island 2807 | (401) 466-5521 |
| Phillips Real Estate 30 Water St, Block Island 2807 | (401) 466-8806 |
| Offshore Property Ltd Connecticut & Ocean Aveamp;, Block Island 2807 | (401) 466-5446 |