| Name | Address, Zip |
|---|
| Riverhead Sports Academy Inc | 47 Jakes Ln, 11933-1359 |
| Long Island Farm Bureau Foundation For Agricultural Education Inc | 104 Edwards Ave Ste 3, 11933-1640 |
| Effective Altruism Rationality To Help | 1489 Sound Ave, 11933-1064 |
| Road Runners Club Of America | 164 Oak Dr, 11933-1103 |
| Road Runners Club Of America | 164 Oak Dr, 11933-1103 |
| Roses Care And Share Of Riverhead | 250 David Ct, 11933-3052 |
| Braveheart Animal Sanctuary Inc | 1799 Sound Ave, 11933-1066 |
| Bethel Christian Assembly | Rt 1-178 Pennys Drive, 11933 |
| Parents Association Of Riley Avenue Inc | 374 Riley Ave, 11933-1309 |
| Detective Brian Smiles Simonsen Memorial Foundation Inc | 30 Donna Dr, 11933-1342 |
| Riverhead Building Supply Charitable Foundation Inc | 250 David Ct, 11933-3052 |
| Riverhead Charter School | 3685 Middle Country Rd, 11933-1807 |
| East End Thrift Inc | 160 Oak Dr, 11933-1103 |
| Warrior Ranch Foundation Inc | 1179 Edwards Ave, 11933-1347 |
| Freedom Valley Outfitters Inc | 6 Mastro Ct, 11933-2318 |
| Hope Project | Po Box 802, 11933-0802 |
| North Shore Horse Rescue | 2330 Sound Ave, 11933-2217 |
| Sarafina Thomas Ministries Inc | 111 Hill Spur, 11933-1710 |
| Wonderland Tails Rescue Inc | Po Box 180, 11933-0180 |
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