| Middlesbrough to Caguas (Puerto Rico) | 4,194.25 mi (6,749.99 km) |
| Middlesbrough to Cahokia (Illinois) | 4,070.40 mi (6,550.68 km) |
| Middlesbrough to Calabasas (California) | 5,274.11 mi (8,487.85 km) |
| Middlesbrough to Caldwell (Idaho) | 4,665.15 mi (7,507.83 km) |
| Middlesbrough to Caledonia (Wisconsin) | 3,775.91 mi (6,076.74 km) |
| Middlesbrough to Calera (Alabama) | 4,221.42 mi (6,793.72 km) |
| Middlesbrough to Calexico (California) | 5,260.46 mi (8,465.89 km) |
| Middlesbrough to Calhoun (Georgia) | 4,081.98 mi (6,569.31 km) |
| Middlesbrough to California (Maryland) | 3,567.17 mi (5,740.80 km) |
| Middlesbrough to California City (California) | 5,190.32 mi (8,353.01 km) |
| Middlesbrough to Callaway (Florida) | 4,331.89 mi (6,971.51 km) |
| Middlesbrough to Calumet City (Illinois) | 3,822.10 mi (6,151.07 km) |
| Middlesbrough to Calverton (Maryland) | 3,548.08 mi (5,710.08 km) |
| Middlesbrough to Camano (Washington) | 4,559.15 mi (7,337.25 km) |
| Middlesbrough to Camarillo (California) | 5,280.06 mi (8,497.44 km) |
