| Modra to Cicero (Illinois) | 4,719.77 mi (7,595.73 km) |
| Modra to Cimarron Hills (Colorado) | 5,444.33 mi (8,761.81 km) |
| Modra to Cincinnati (Ohio) | 4,735.19 mi (7,620.55 km) |
| Modra to Cinco Ranch (Texas) | 5,644.90 mi (9,084.59 km) |
| Modra to Circleville (Ohio) | 4,653.23 mi (7,488.66 km) |
| Modra to Citrus (California) | 6,105.81 mi (9,826.35 km) |
| Modra to Citrus Heights (California) | 5,910.07 mi (9,511.33 km) |
| Modra to Citrus Park (Florida) | 5,214.13 mi (8,391.33 km) |
| Modra to Claiborne (Louisiana) | 5,362.06 mi (8,629.41 km) |
| Modra to Claremont (California) | 6,100.54 mi (9,817.87 km) |
| Modra to Claremont (New Hampshire) | 4,071.84 mi (6,552.99 km) |
| Modra to Claremore (Oklahoma) | 5,284.27 mi (8,504.21 km) |
| Modra to Clarksburg (Maryland) | 4,453.06 mi (7,166.50 km) |
| Modra to Clarksburg (West Virginia) | 4,569.15 mi (7,353.34 km) |
| Modra to Clarksdale (Mississippi) | 5,214.05 mi (8,391.20 km) |
