| Simi Valley to Cockermouth | 5,200.26 mi (8,369.02 km) |
| Simi Valley to Colchester | 5,458.82 mi (8,785.12 km) |
| Simi Valley to Coleford | 5,351.38 mi (8,612.21 km) |
| Simi Valley to Colne | 5,272.73 mi (8,485.64 km) |
| Simi Valley to Colwyn Bay | 5,249.91 mi (8,448.91 km) |
| Simi Valley to Congleton | 5,302.56 mi (8,533.65 km) |
| Simi Valley to Conisbrough | 5,319.11 mi (8,560.28 km) |
| Simi Valley to Connahs Quay | 5,273.53 mi (8,486.92 km) |
| Simi Valley to Consett | 5,238.68 mi (8,430.84 km) |
| Simi Valley to Conwy | 5,246.20 mi (8,442.94 km) |
| Simi Valley to Cookstown | 5,094.70 mi (8,199.12 km) |
| Simi Valley to Corby | 5,380.87 mi (8,659.67 km) |
| Simi Valley to Corfe Mullen | 5,417.07 mi (8,717.93 km) |
| Simi Valley to Corsham | 5,381.49 mi (8,660.67 km) |
| Simi Valley to Coseley | 5,334.36 mi (8,584.82 km) |
