| Ronkonkoma to Grand Junction (Colorado) | 1,868.37 mi (3,006.85 km) |
| Ronkonkoma to Grand Prairie (Texas) | 1,431.02 mi (2,303.01 km) |
| Ronkonkoma to Grand Rapids (Michigan) | 660.97 mi (1,063.73 km) |
| Ronkonkoma to Grand Rapids (Minnesota) | 1,102.89 mi (1,774.93 km) |
| Ronkonkoma to Grand Terrace (California) | 2,443.19 mi (3,931.94 km) |
| Ronkonkoma to Grandview (Missouri) | 1,140.07 mi (1,834.76 km) |
| Ronkonkoma to Grandview (Washington) | 2,339.09 mi (3,764.40 km) |
| Ronkonkoma to Grandville (Michigan) | 665.35 mi (1,070.78 km) |
| Ronkonkoma to Granger (Indiana) | 678.05 mi (1,091.21 km) |
| Ronkonkoma to Granite Bay (California) | 2,522.89 mi (4,060.20 km) |
| Ronkonkoma to Granite City (Illinois) | 912.78 mi (1,468.97 km) |
| Ronkonkoma to Grants Pass (Oregon) | 2,557.48 mi (4,115.87 km) |
| Ronkonkoma to Grantsville (Utah) | 2,043.48 mi (3,288.67 km) |
| Ronkonkoma to Grapevine (Texas) | 1,425.29 mi (2,293.78 km) |
| Ronkonkoma to Grass Valley (California) | 2,506.61 mi (4,034.00 km) |
