| Niel to Caño Martin Peña (Puerto Rico) | 4,388.13 mi (7,062.01 km) |
| Niel to Cañon City (Colorado) | 4,931.33 mi (7,936.20 km) |
| Niel to Canóvanas (Puerto Rico) | 4,384.84 mi (7,056.72 km) |
| Niel to Canton (Georgia) | 4,376.24 mi (7,042.88 km) |
| Niel to Canton (Illinois) | 4,282.19 mi (6,891.51 km) |
| Niel to Canton (Mississippi) | 4,679.08 mi (7,530.25 km) |
| Niel to Canton (Ohio) | 3,939.74 mi (6,340.40 km) |
| Niel to Canyon (Texas) | 5,001.98 mi (8,049.90 km) |
| Niel to Canyon Lake (California) | 5,589.78 mi (8,995.89 km) |
| Niel to Canyon Lake (Texas) | 5,139.93 mi (8,271.92 km) |
| Niel to Cape Coral (Florida) | 4,653.83 mi (7,489.61 km) |
| Niel to Cape Girardeau (Missouri) | 4,423.88 mi (7,119.55 km) |
| Niel to Carbondale (Illinois) | 4,390.69 mi (7,066.12 km) |
| Niel to Carlisle (Pennsylvania) | 3,802.89 mi (6,120.15 km) |
| Niel to Carlsbad (California) | 5,623.21 mi (9,049.69 km) |
