| Laguna Niguel to Cividale del Friuli | 6,148.28 mi (9,894.70 km) |
| Laguna Niguel to Civita Castellana | 6,319.73 mi (10,170.62 km) |
| Laguna Niguel to Civitanova Marche | 6,308.31 mi (10,152.24 km) |
| Laguna Niguel to Civitavecchia | 6,310.14 mi (10,155.18 km) |
| Laguna Niguel to Civitella in Val di Chiana | 6,237.79 mi (10,038.75 km) |
| Laguna Niguel to Clusone | 6,051.98 mi (9,739.72 km) |
| Laguna Niguel to Coccaglio | 6,069.48 mi (9,767.89 km) |
| Laguna Niguel to Codigoro | 6,175.50 mi (9,938.50 km) |
| Laguna Niguel to Codogno | 6,081.61 mi (9,787.40 km) |
| Laguna Niguel to Codroipo | 6,141.93 mi (9,884.49 km) |
| Laguna Niguel to Cogoleto | 6,086.62 mi (9,795.46 km) |
| Laguna Niguel to Colle di Val d'Elsa | 6,219.73 mi (10,009.70 km) |
| Laguna Niguel to Colle Salvetti | 6,188.01 mi (9,958.64 km) |
| Laguna Niguel to Collecchio | 6,119.40 mi (9,848.23 km) |
| Laguna Niguel to Colleferro | 6,369.55 mi (10,250.80 km) |
