| Simi Valley to Chivasso | 6,012.83 mi (9,676.71 km) |
| Simi Valley to Ciampino | 6,344.02 mi (10,209.71 km) |
| Simi Valley to Cicciano | 6,450.87 mi (10,381.67 km) |
| Simi Valley to Cingoli | 6,278.26 mi (10,103.89 km) |
| Simi Valley to Cinisello Balsamo | 6,036.63 mi (9,715.02 km) |
| Simi Valley to Cinisi | 6,557.54 mi (10,553.34 km) |
| Simi Valley to Cirie | 6,001.25 mi (9,658.08 km) |
| Simi Valley to Ciro Marina | 6,620.81 mi (10,655.17 km) |
| Simi Valley to Cislago | 6,023.50 mi (9,693.89 km) |
| Simi Valley to Cisterna di Latina | 6,362.66 mi (10,239.72 km) |
| Simi Valley to Cisternino | 6,553.11 mi (10,546.21 km) |
| Simi Valley to Citta di Castello | 6,242.92 mi (10,047.02 km) |
| Simi Valley to Citta Sant'Angelo | 6,350.51 mi (10,220.15 km) |
| Simi Valley to Cittadella | 6,110.78 mi (9,834.34 km) |
| Simi Valley to Cittanova | 6,645.18 mi (10,694.38 km) |
