| Suffolk County | Nassau County | The Hamptons | 
| Golden Dental Wellness Center - Linda J Golden DDS 444 Community Dr Manhasset NY, 11030 (516) 627-8400 Visit Website | Goldstein Corey DMD 14 Maple Port Washington NY, 11050 (516) 767-9344 | ||
| Gordon Jacob M DDS 1021 Cedar Ln Woodmere NY, 11598 (516) 569-4653 | Gorenkoff Miles D DMD 264 Union Ave Holbrook NY, 11741 (631) 588-5600 | ||
| Gottesfeld David DR Dentist 1757 Merrick Ave Merrick NY, 11566 (516) 623-1617 | Gottfried Michael A DDS 248 Hempstead Ave Lynbrook NY, 11563 (516) 599-2355 | ||
| Gottlieb Edward 182 Hillside Ave Williston Park NY, 11596 (516) 746-6251 | Gottlieb Robert DMD 118 Nassau Rd Huntington NY, 11743 (631) 427-1232 Visit Website | ||
| Grafman Naum DDS 898 N Broadway Massapequa NY, 11758 (516) 798-5858 Visit Website | Granati Frank J DDS 100 N Ocean Ave Patchogue NY, 11772 (631) 289-1919 | ||
| Grand Dental 2000 Grand Ave Baldwin NY, 11510 (516) 771-5251 Visit Website | Grandillo Steven DDS 556 Route 25a Saint James NY, 11780 (631) 686-5043 Visit Website | ||
| Granger Tod R DDS 3330 Noyac Rd Sag Harbor NY, 11963 (631) 725-4341 | Great Neck and Mid-Island Dental Associates 611 Northern Blvd # 100 Great Neck NY, 11021 (516) 487-5500 Visit Website | ||
| Great Neck Orthondontic Group 23 Bond St Great Neck NY, 11021 (516) 487-7475 Visit Website | Greater Long Island Dental Health Associates LLP 101 N Y Av Massapequa NY, 11758 (516) 798-0136 Visit Website | ||
| Greater Long Island Dental Health Associates LLP DDS 101 New York Ave Massapequa NY, 11758 (516) 798-4223 | Greco Eugene C DDS 64 N Main St Southampton NY, 11968 (631) 283-1040 Visit Website | ||
| Green & Glasser 160 Commack Rd Commack NY, 11725 (631) 499-9393 | Green & Glasser - Deborah Mar Gazzillo DDS 160 Commack Road Commack NY, 11725 (631) 499-9393 | ||