| Rancho Santa Margarita to Celano | 6,358.71 mi (10,233.36 km) |
| Rancho Santa Margarita to Cento | 6,145.07 mi (9,889.53 km) |
| Rancho Santa Margarita to Cepagatti | 6,359.87 mi (10,235.22 km) |
| Rancho Santa Margarita to Ceprano | 6,386.25 mi (10,277.67 km) |
| Rancho Santa Margarita to Cercola | 6,450.17 mi (10,380.54 km) |
| Rancho Santa Margarita to Cerea | 6,118.41 mi (9,846.64 km) |
| Rancho Santa Margarita to Cerese | 6,111.47 mi (9,835.46 km) |
| Rancho Santa Margarita to Cerignola | 6,477.81 mi (10,425.03 km) |
| Rancho Santa Margarita to Cermenate | 6,024.30 mi (9,695.18 km) |
| Rancho Santa Margarita to Cernusco sul Naviglio | 6,041.80 mi (9,723.34 km) |
| Rancho Santa Margarita to Cerreto Guidi | 6,182.95 mi (9,950.50 km) |
| Rancho Santa Margarita to Cerro Maggiore | 6,025.13 mi (9,696.51 km) |
| Rancho Santa Margarita to Certaldo | 6,199.57 mi (9,977.24 km) |
| Rancho Santa Margarita to Cerveteri | 6,315.91 mi (10,164.47 km) |
| Rancho Santa Margarita to Cervia | 6,204.18 mi (9,984.66 km) |
