| Niel to Cloverly (Maryland) | 3,844.28 mi (6,186.76 km) |
| Niel to Clovis (California) | 5,479.75 mi (8,818.81 km) |
| Niel to Clovis (New Mexico) | 5,077.16 mi (8,170.91 km) |
| Niel to Clute (Texas) | 5,074.63 mi (8,166.82 km) |
| Niel to Coachella (California) | 5,554.60 mi (8,939.26 km) |
| Niel to Coalinga (California) | 5,538.79 mi (8,913.83 km) |
| Niel to Coamo (Puerto Rico) | 4,420.09 mi (7,113.44 km) |
| Niel to Coatesville (Pennsylvania) | 3,757.04 mi (6,046.37 km) |
| Niel to Cockeysville (Maryland) | 3,812.37 mi (6,135.42 km) |
| Niel to Cocoa (Florida) | 4,514.74 mi (7,265.78 km) |
| Niel to Cocoa Beach (Florida) | 4,511.35 mi (7,260.32 km) |
| Niel to Coconut Creek (Florida) | 4,596.06 mi (7,396.65 km) |
| Niel to Coeur d'Alene (Idaho) | 4,771.50 mi (7,678.99 km) |
| Niel to Cohoes (New York) | 3,550.24 mi (5,713.55 km) |
| Niel to Cold Springs (Nevada) | 5,320.47 mi (8,562.46 km) |
