| Modica to Carson (California) | 6,691.67 mi (10,769.21 km) |
| Modica to Carson City (Nevada) | 6,440.69 mi (10,365.29 km) |
| Modica to Carteret (New Jersey) | 4,584.85 mi (7,378.60 km) |
| Modica to Cartersville (Georgia) | 5,312.04 mi (8,548.91 km) |
| Modica to Carthage (Missouri) | 5,606.97 mi (9,023.55 km) |
| Modica to Cary (Illinois) | 5,137.31 mi (8,267.71 km) |
| Modica to Cary (North Carolina) | 4,969.53 mi (7,997.69 km) |
| Modica to Casa de Oro-Mount Helix (California) | 6,707.00 mi (10,793.87 km) |
| Modica to Casa Grande (Arizona) | 6,510.83 mi (10,478.17 km) |
| Modica to Casas Adobes (Arizona) | 6,512.23 mi (10,480.43 km) |
| Modica to Cascades (Virginia) | 4,783.19 mi (7,697.81 km) |
| Modica to Casper (Wyoming) | 5,801.50 mi (9,336.61 km) |
| Modica to Casselberry (Florida) | 5,367.13 mi (8,637.57 km) |
| Modica to Castaic (California) | 6,668.24 mi (10,731.50 km) |
| Modica to Castle Pines (Colorado) | 5,917.50 mi (9,523.30 km) |
