| Knowle to Camas (Washington) | 4,811.37 mi (7,743.14 km) |
| Knowle to Cambridge (Maryland) | 3,558.53 mi (5,726.91 km) |
| Knowle to Cambridge (Massachusetts) | 3,189.38 mi (5,132.82 km) |
| Knowle to Camden (Arkansas) | 4,467.07 mi (7,189.05 km) |
| Knowle to Camden (New Jersey) | 3,456.68 mi (5,562.98 km) |
| Knowle to Cameron Park (California) | 5,168.32 mi (8,317.61 km) |
| Knowle to Camp Pendleton South (California) | 5,368.38 mi (8,639.58 km) |
| Knowle to Camp Springs (Maryland) | 3,581.02 mi (5,763.09 km) |
| Knowle to Camp Verde (Arizona) | 5,109.09 mi (8,222.28 km) |
| Knowle to Campbell (California) | 5,277.72 mi (8,493.67 km) |
| Knowle to Campbellsville (Kentucky) | 3,986.21 mi (6,415.19 km) |
| Knowle to Campton Hills (Illinois) | 3,885.44 mi (6,253.00 km) |
| Knowle to Canby (Oregon) | 4,837.52 mi (7,785.24 km) |
| Knowle to Candelaria (Puerto Rico) | 4,147.71 mi (6,675.10 km) |
| Knowle to Candler-McAfee (Georgia) | 4,119.34 mi (6,629.44 km) |
