| Rio Rico to Cockermouth | 5,108.00 mi (8,220.52 km) |
| Rio Rico to Colchester | 5,361.09 mi (8,627.85 km) |
| Rio Rico to Coleford | 5,241.49 mi (8,435.37 km) |
| Rio Rico to Colne | 5,178.40 mi (8,333.83 km) |
| Rio Rico to Colwyn Bay | 5,147.01 mi (8,283.31 km) |
| Rio Rico to Congleton | 5,203.32 mi (8,373.94 km) |
| Rio Rico to Conisbrough | 5,225.13 mi (8,409.04 km) |
| Rio Rico to Connahs Quay | 5,172.09 mi (8,323.67 km) |
| Rio Rico to Consett | 5,152.29 mi (8,291.80 km) |
| Rio Rico to Conwy | 5,142.84 mi (8,276.60 km) |
| Rio Rico to Cookstown | 4,992.64 mi (8,034.88 km) |
| Rio Rico to Corby | 5,281.84 mi (8,500.30 km) |
| Rio Rico to Corfe Mullen | 5,302.19 mi (8,533.06 km) |
| Rio Rico to Corsham | 5,270.56 mi (8,482.14 km) |
| Rio Rico to Coseley | 5,231.35 mi (8,419.04 km) |
