| Simi Valley to Cosham | 5,444.91 mi (8,762.74 km) |
| Simi Valley to Costessey | 5,432.26 mi (8,742.38 km) |
| Simi Valley to Cottingham | 5,330.20 mi (8,578.13 km) |
| Simi Valley to Coulsdon | 5,452.66 mi (8,775.21 km) |
| Simi Valley to Coventry | 5,358.97 mi (8,624.43 km) |
| Simi Valley to Cowdenbeath | 5,137.21 mi (8,267.53 km) |
| Simi Valley to Cowes | 5,441.08 mi (8,756.57 km) |
| Simi Valley to Cowley | 5,432.13 mi (8,742.16 km) |
| Simi Valley to Cowley | 5,399.22 mi (8,689.20 km) |
| Simi Valley to Cramlington | 5,235.62 mi (8,425.92 km) |
| Simi Valley to Cranleigh | 5,450.35 mi (8,771.49 km) |
| Simi Valley to Crawley | 5,460.96 mi (8,788.57 km) |
| Simi Valley to Crayford | 5,456.87 mi (8,781.98 km) |
| Simi Valley to Crewe | 5,298.36 mi (8,526.89 km) |
| Simi Valley to Crigglestone | 5,302.48 mi (8,533.51 km) |
