| Lompoc to Cividale del Friuli | 6,161.82 mi (9,916.49 km) |
| Lompoc to Civita Castellana | 6,342.22 mi (10,206.81 km) |
| Lompoc to Civitanova Marche | 6,326.56 mi (10,181.61 km) |
| Lompoc to Civitavecchia | 6,334.07 mi (10,193.71 km) |
| Lompoc to Civitella in Val di Chiana | 6,259.35 mi (10,073.46 km) |
| Lompoc to Clusone | 6,071.71 mi (9,771.48 km) |
| Lompoc to Coccaglio | 6,089.80 mi (9,800.59 km) |
| Lompoc to Codigoro | 6,193.66 mi (9,967.74 km) |
| Lompoc to Codogno | 6,103.17 mi (9,822.11 km) |
| Lompoc to Codroipo | 6,156.49 mi (9,907.92 km) |
| Lompoc to Cogoleto | 6,111.46 mi (9,835.45 km) |
| Lompoc to Colle di Val d'Elsa | 6,242.34 mi (10,046.07 km) |
| Lompoc to Colle Salvetti | 6,211.34 mi (9,996.18 km) |
| Lompoc to Collecchio | 6,140.93 mi (9,882.87 km) |
| Lompoc to Colleferro | 6,392.01 mi (10,286.95 km) |
