| Middlesbrough to Cadiz | 1,269.57 mi (2,043.18 km) |
| Middlesbrough to Calafell | 933.11 mi (1,501.70 km) |
| Middlesbrough to Calahorra | 848.89 mi (1,366.15 km) |
| Middlesbrough to Calasparra | 1,129.62 mi (1,817.94 km) |
| Middlesbrough to Calatayud | 914.06 mi (1,471.03 km) |
| Middlesbrough to Caldas de Montbuy | 907.74 mi (1,460.86 km) |
| Middlesbrough to Caldas de Reyes | 892.63 mi (1,436.55 km) |
| Middlesbrough to Calella | 912.98 mi (1,469.29 km) |
| Middlesbrough to Callosa de Segura | 1,137.00 mi (1,829.82 km) |
| Middlesbrough to Calpe | 1,102.40 mi (1,774.14 km) |
| Middlesbrough to Calvia | 1,051.62 mi (1,692.42 km) |
| Middlesbrough to Camas | 1,208.10 mi (1,944.25 km) |
| Middlesbrough to Cambados | 902.09 mi (1,451.77 km) |
| Middlesbrough to Cambre | 843.18 mi (1,356.97 km) |
| Middlesbrough to Cambrils | 939.34 mi (1,511.71 km) |
