| Business | Phone |
| Curves For Women 1149 Old Country Rd, Riverhead 11901 | (631) 905-0500 |
| Peconic Health & Rackett 1140 Flanders Rd, Riverhead 11901 | (631) 727-2642 |
| Personal Edge Fitness 41 Sandy Hollow Ct, Riverhead 11901 | (631) 369-5394 |
| Ultimate Fitness East 1101 Old Country Rd, Riverhead 11901 | (631) 369-6248 |