| Millbrae to Cividale del Friuli | 6,038.05 mi (9,717.30 km) |
| Millbrae to Civita Castellana | 6,228.04 mi (10,023.06 km) |
| Millbrae to Civitanova Marche | 6,207.64 mi (9,990.24 km) |
| Millbrae to Civitavecchia | 6,221.58 mi (10,012.66 km) |
| Millbrae to Civitella in Val di Chiana | 6,144.33 mi (9,888.34 km) |
| Millbrae to Clusone | 5,955.07 mi (9,583.75 km) |
| Millbrae to Coccaglio | 5,973.77 mi (9,613.86 km) |
| Millbrae to Codigoro | 6,074.96 mi (9,776.70 km) |
| Millbrae to Codogno | 5,988.53 mi (9,637.60 km) |
| Millbrae to Codroipo | 6,033.87 mi (9,710.57 km) |
| Millbrae to Cogoleto | 6,000.54 mi (9,656.94 km) |
| Millbrae to Colle di Val d'Elsa | 6,128.53 mi (9,862.92 km) |
| Millbrae to Colle Salvetti | 6,098.43 mi (9,814.48 km) |
| Millbrae to Collecchio | 6,026.14 mi (9,698.14 km) |
| Millbrae to Colleferro | 6,277.69 mi (10,102.97 km) |
