| Idanha-a-Nova to Clermont (Florida) | 4,206.07 mi (6,769.01 km) |
| Idanha-a-Nova to Cleveland (Mississippi) | 4,464.51 mi (7,184.93 km) |
| Idanha-a-Nova to Cleveland (Ohio) | 3,773.55 mi (6,072.94 km) |
| Idanha-a-Nova to Cleveland (Tennessee) | 4,127.63 mi (6,642.78 km) |
| Idanha-a-Nova to Cleveland Heights (Ohio) | 3,767.05 mi (6,062.47 km) |
| Idanha-a-Nova to Cliffside Park (New Jersey) | 3,424.85 mi (5,511.76 km) |
| Idanha-a-Nova to Clifton (Colorado) | 5,059.60 mi (8,142.63 km) |
| Idanha-a-Nova to Clifton (New Jersey) | 3,431.99 mi (5,523.25 km) |
| Idanha-a-Nova to Clinton (Iowa) | 4,156.50 mi (6,689.23 km) |
| Idanha-a-Nova to Clinton (Maryland) | 3,624.10 mi (5,832.42 km) |
| Idanha-a-Nova to Clinton (Mississippi) | 4,497.48 mi (7,237.99 km) |
| Idanha-a-Nova to Clinton (Utah) | 5,118.46 mi (8,237.36 km) |
| Idanha-a-Nova to Clive (Iowa) | 4,323.87 mi (6,958.60 km) |
| Idanha-a-Nova to Cloquet (Minnesota) | 4,096.88 mi (6,593.29 km) |
| Idanha-a-Nova to Cloverleaf (Texas) | 4,833.59 mi (7,778.92 km) |
