| Business | Phone |
| Burton Potter Post 185 Amer 121 3rd St, Greenport 11944 | (631) 477-1020 |
| Cast Community Action 116 South St, Greenport 11944 | (631) 477-1510 |
| Center-Creative Communities 100 South St, Greenport 11944 | (631) 477-8280 |
| Community Action Of Southold 110 South St, Greenport 11944 | (631) 477-1510 |
| North Fork Housing Alliance 110 South St, Greenport 11944 | (631) 477-8888 |