| Mount Washington to Casamassima | 5,113.74 mi (8,229.76 km) |
| Mount Washington to Casandrino | 5,002.09 mi (8,050.08 km) |
| Mount Washington to Casapulla | 4,998.15 mi (8,043.75 km) |
| Mount Washington to Casarano | 5,205.07 mi (8,376.75 km) |
| Mount Washington to Casatenovo | 4,613.59 mi (7,424.86 km) |
| Mount Washington to Casciana Terme | 4,747.75 mi (7,640.77 km) |
| Mount Washington to Cascina | 4,739.03 mi (7,626.74 km) |
| Mount Washington to Caselle Torinese | 4,562.91 mi (7,343.30 km) |
| Mount Washington to Caserta | 5,000.27 mi (8,047.16 km) |
| Mount Washington to Casier | 4,737.44 mi (7,624.17 km) |
| Mount Washington to Casorate Primo | 4,615.11 mi (7,427.30 km) |
| Mount Washington to Casoria | 5,005.55 mi (8,055.65 km) |
| Mount Washington to Cassano al Ionio | 5,136.81 mi (8,266.90 km) |
| Mount Washington to Cassano d'Adda | 4,627.99 mi (7,448.04 km) |
| Mount Washington to Cassano delle Murge | 5,110.23 mi (8,224.13 km) |
