| Smartno to Carson (California) | 6,191.07 mi (9,963.57 km) |
| Smartno to Carson City (Nevada) | 5,914.87 mi (9,519.06 km) |
| Smartno to Carteret (New Jersey) | 4,250.67 mi (6,840.79 km) |
| Smartno to Cartersville (Georgia) | 4,978.91 mi (8,012.77 km) |
| Smartno to Carthage (Missouri) | 5,205.51 mi (8,377.46 km) |
| Smartno to Cary (Illinois) | 4,729.96 mi (7,612.14 km) |
| Smartno to Cary (North Carolina) | 4,654.27 mi (7,490.32 km) |
| Smartno to Casa de Oro-Mount Helix (California) | 6,216.72 mi (10,004.84 km) |
| Smartno to Casa Grande (Arizona) | 6,045.85 mi (9,729.85 km) |
| Smartno to Casas Adobes (Arizona) | 6,053.66 mi (9,742.43 km) |
| Smartno to Cascades (Virginia) | 4,447.92 mi (7,158.23 km) |
| Smartno to Casper (Wyoming) | 5,315.50 mi (8,554.48 km) |
| Smartno to Casselberry (Florida) | 5,095.57 mi (8,200.53 km) |
| Smartno to Castaic (California) | 6,163.51 mi (9,919.20 km) |
| Smartno to Castle Pines (Colorado) | 5,454.02 mi (8,777.39 km) |
