| Suffolk County | Nassau County | The Hamptons | 
| Gabrielli Mario D D S 700 Hillside Ave New Hyde Park NY, 11040 (516) 488-6688 | Gadkar Viraj DMD 245 Nassau Rd Roosevelt NY, 11575 (516) 868-1892 | ||
| Galina Andrea DDS 647 Commack Rd Commack NY, 11725 (631) 493-0920 | Gallo Sullivan S DDS 119 N Ocean Ave Patchogue NY, 11772 (631) 475-0992 | ||
| Gallo Sullivan S DDS 228 Mill Rd Westhampton Beach NY, 11978 (631) 288-9232 | Ganuth Auge Drucker DDS 19 Morris Ave Rockville Centre NY, 11570 (516) 763-9137 | ||
| Ganz & Grossman - Marvin Price DDS 1600 Stewart Ave Ste 102 Westbury NY, 11590 (516) 683-0888 | Garden City Dental ARTS 270 Nassau Blvd Garden City NY, 11530 (516) 486-1900 | ||
| Garden City Dental ARTS - Sandra C Johnson DDS 270 Nassau Blvd Garden City NY, 11530 (516) 486-1900 | Garden City Dental at Hilton AV 230 Hilton Ave Hempstead NY, 11550 (516) 505-9500 | ||
| Garden City Endodontics 520 Franklin Ave Garden City NY, 11530 (516) 294-6655 | Garden City Endodontics - Eric Bremer DDS 601 Franklin Ave Garden City NY, 11530 (516) 739-7669 | ||
| Gardner David M DDS 1025 Northern Blvd Roslyn NY, 11576 (516) 484-6394 | Gardner Jerome M DDS 970 Sunrise Hwy West Babylon NY, 11704 (631) 669-8855 | ||
| Garfield & Kramer - John Soh DDS 2116 Merrick Ave Ste 4008 Merrick NY, 11566 (516) 546-1444 | Garfield & Kramer - Robert M Kramer DDS 2116 Merrick Ave Ste 4008 Merrick NY, 11566 (516) 546-1444 | ||
| Garnett Merrill DDS 178 W Main St East Islip NY, 11730 (631) 277-4819 | Gary Jay Bowman DDS 2446 Merrick Rd Bellmore NY, 11710 (516) 783-2900 | ||
| Gary W Lederman DDS 100 Centre Ave Bellmore NY, 11710 (516) 785-0032 | Geager John H DDS 653 Willis Ave Williston Park NY, 11596 (516) 248-2116 | ||