| Modra to Cookeville (Tennessee) | 4,922.54 mi (7,922.06 km) |
| Modra to Coolidge (Arizona) | 5,995.53 mi (9,648.87 km) |
| Modra to Coon Rapids (Minnesota) | 4,740.14 mi (7,628.52 km) |
| Modra to Cooper City (Florida) | 5,221.93 mi (8,403.89 km) |
| Modra to Coos Bay (Oregon) | 5,683.62 mi (9,146.90 km) |
| Modra to Copiague (New York) | 4,233.44 mi (6,813.06 km) |
| Modra to Coppell (Texas) | 5,514.30 mi (8,874.41 km) |
| Modra to Copperas Cove (Texas) | 5,648.22 mi (9,089.93 km) |
| Modra to Coral Gables (Florida) | 5,238.66 mi (8,430.81 km) |
| Modra to Coral Springs (Florida) | 5,209.45 mi (8,383.81 km) |
| Modra to Coral Terrace (Florida) | 5,237.91 mi (8,429.61 km) |
| Modra to Coralville (Iowa) | 4,861.50 mi (7,823.82 km) |
| Modra to Coram (New York) | 4,208.63 mi (6,773.13 km) |
| Modra to Corcoran (California) | 6,028.86 mi (9,702.51 km) |
| Modra to Cordele (Georgia) | 5,066.09 mi (8,153.09 km) |
