| Niel to Carson (California) | 5,611.85 mi (9,031.39 km) |
| Niel to Carson City (Nevada) | 5,345.61 mi (8,602.92 km) |
| Niel to Carteret (New Jersey) | 3,666.15 mi (5,900.11 km) |
| Niel to Cartersville (Georgia) | 4,392.77 mi (7,069.48 km) |
| Niel to Carthage (Missouri) | 4,611.75 mi (7,421.89 km) |
| Niel to Cary (Illinois) | 4,136.16 mi (6,656.50 km) |
| Niel to Cary (North Carolina) | 4,072.70 mi (6,554.38 km) |
| Niel to Casa de Oro-Mount Helix (California) | 5,634.28 mi (9,067.51 km) |
| Niel to Casa Grande (Arizona) | 5,457.28 mi (8,782.65 km) |
| Niel to Casas Adobes (Arizona) | 5,463.99 mi (8,793.44 km) |
| Niel to Cascades (Virginia) | 3,862.64 mi (6,216.31 km) |
| Niel to Casper (Wyoming) | 4,730.93 mi (7,613.69 km) |
| Niel to Casselberry (Florida) | 4,523.84 mi (7,280.41 km) |
| Niel to Castaic (California) | 5,585.69 mi (8,989.30 km) |
| Niel to Castle Pines (Colorado) | 4,864.66 mi (7,828.92 km) |
