Great River Deli Address: 58 S River Rd, Great River, NY 11739 Phone: (631) 650-7444 Nice to Know: Wifi Free Subs & Sandwiches, Delicatessens Other Businesses: Hidden Oak Cafe at 440 Montauk Hwy, Great River, NY 11739 Mansion At Timber Point at 398 Great River Rd, Great River, NY 11739 George Martin's Strip Steak at 60 River Rd, Great River, NY 11739 Great River Deli at 58 River Rd, Great River, NY 11739