| Ronkonkoma to Cheney (Washington) | 2,220.18 mi (3,573.03 km) |
| Ronkonkoma to Cherry Creek (Colorado) | 1,667.73 mi (2,683.95 km) |
| Ronkonkoma to Cherry Hill (Virginia) | 269.89 mi (434.34 km) |
| Ronkonkoma to Cherry Hill Mall (New Jersey) | 115.94 mi (186.58 km) |
| Ronkonkoma to Cherryland (California) | 2,595.72 mi (4,177.41 km) |
| Ronkonkoma to Chesapeake (Virginia) | 332.50 mi (535.10 km) |
| Ronkonkoma to Chester (Pennsylvania) | 135.62 mi (218.26 km) |
| Ronkonkoma to Chester (Virginia) | 331.98 mi (534.28 km) |
| Ronkonkoma to Chesterfield (Missouri) | 937.67 mi (1,509.04 km) |
| Ronkonkoma to Chesterton (Indiana) | 725.47 mi (1,167.53 km) |
| Ronkonkoma to Chestnut Ridge (New York) | 52.25 mi (84.09 km) |
| Ronkonkoma to Cheval (Florida) | 1,023.78 mi (1,647.62 km) |
| Ronkonkoma to Cheyenne (Wyoming) | 1,642.95 mi (2,644.08 km) |
| Ronkonkoma to Chicago (Illinois) | 758.08 mi (1,220.02 km) |
| Ronkonkoma to Chicago Heights (Illinois) | 755.51 mi (1,215.87 km) |
