| Knowle to Cookeville (Tennessee) | 4,050.39 mi (6,518.48 km) |
| Knowle to Coolidge (Arizona) | 5,188.43 mi (8,349.97 km) |
| Knowle to Coon Rapids (Minnesota) | 3,912.90 mi (6,297.21 km) |
| Knowle to Cooper City (Florida) | 4,341.07 mi (6,986.28 km) |
| Knowle to Coos Bay (Oregon) | 4,988.41 mi (8,028.08 km) |
| Knowle to Copiague (New York) | 3,354.77 mi (5,398.98 km) |
| Knowle to Coppell (Texas) | 4,657.75 mi (7,495.92 km) |
| Knowle to Copperas Cove (Texas) | 4,789.59 mi (7,708.09 km) |
| Knowle to Coral Gables (Florida) | 4,358.00 mi (7,013.52 km) |
| Knowle to Coral Springs (Florida) | 4,328.50 mi (6,966.05 km) |
| Knowle to Coral Terrace (Florida) | 4,357.21 mi (7,012.25 km) |
| Knowle to Coralville (Iowa) | 4,016.20 mi (6,463.45 km) |
| Knowle to Coram (New York) | 3,329.91 mi (5,358.98 km) |
| Knowle to Corcoran (California) | 5,273.99 mi (8,487.67 km) |
| Knowle to Cordele (Georgia) | 4,186.62 mi (6,737.71 km) |
