| Owings Mills to Busto Arsizio | 4,169.52 mi (6,710.19 km) |
| Owings Mills to Busto Garolfo | 4,173.07 mi (6,715.90 km) |
| Owings Mills to Cabras | 4,344.75 mi (6,992.20 km) |
| Owings Mills to Cadelbosco di Sopra | 4,272.14 mi (6,875.35 km) |
| Owings Mills to Cadoneghe | 4,306.01 mi (6,929.85 km) |
| Owings Mills to Cagli | 4,402.05 mi (7,084.42 km) |
| Owings Mills to Cagliari | 4,395.95 mi (7,074.59 km) |
| Owings Mills to Cairo Montenotte | 4,183.16 mi (6,732.15 km) |
| Owings Mills to Caivano | 4,567.72 mi (7,351.04 km) |
| Owings Mills to Calcinaia | 4,309.33 mi (6,935.19 km) |
| Owings Mills to Calcinato | 4,241.28 mi (6,825.68 km) |
| Owings Mills to Calderara di Reno | 4,307.49 mi (6,932.23 km) |
| Owings Mills to Caldogno | 4,282.40 mi (6,891.86 km) |
| Owings Mills to Calenzano | 4,326.97 mi (6,963.58 km) |
| Owings Mills to Calolziocorte | 4,188.33 mi (6,740.47 km) |
