| Business | Phone |
| Community Housing Innovations 94 Mastic Blvd, Mastic 11950 | (631) 399-7001 |
| Poospatuck Reservation Cmnty 151 Poospatuck Ln, Mastic 11950 | (631) 281-6464 |
| South Suffolk Counseling Center 9 Herkimer St, Mastic 11950 | (631) 399-2812 |
| Ymca 15 Herkimer St, Mastic 11950 | (631) 281-6114 |