| Business | Phone |
| Astrologers' Guild Of America 5 Fair Meadow Dr, Brewster 10509 | (845) 279-4935 |
| Eagles Ridge Home Owners 1 Eagles Ridge Rd, Brewster 10509 | (845) 278-7578 |
| Holly Stream Homeowners Assn Route 124 & Guinea Rdamp;, Brewster 10509 | (845) 279-7335 |