| Povoa de Santa Iria to Carlsbad (New Mexico) | 5,107.41 mi (8,219.58 km) |
| Povoa de Santa Iria to Carmel (Indiana) | 3,976.67 mi (6,399.83 km) |
| Povoa de Santa Iria to Carmichael (California) | 5,576.92 mi (8,975.19 km) |
| Povoa de Santa Iria to Carney (Maryland) | 3,525.46 mi (5,673.68 km) |
| Povoa de Santa Iria to Carnot-Moon (Pennsylvania) | 3,676.33 mi (5,916.47 km) |
| Povoa de Santa Iria to Carol Stream (Illinois) | 4,011.14 mi (6,455.31 km) |
| Povoa de Santa Iria to Carolina (Puerto Rico) | 3,663.63 mi (5,896.05 km) |
| Povoa de Santa Iria to Carolina Forest (South Carolina) | 3,808.81 mi (6,129.69 km) |
| Povoa de Santa Iria to Carpentersville (Illinois) | 4,012.37 mi (6,457.28 km) |
| Povoa de Santa Iria to Carpinteria (California) | 5,702.13 mi (9,176.70 km) |
| Povoa de Santa Iria to Carrboro (North Carolina) | 3,751.43 mi (6,037.34 km) |
| Povoa de Santa Iria to Carroll (Iowa) | 4,313.68 mi (6,942.20 km) |
| Povoa de Santa Iria to Carrollton (Georgia) | 4,128.07 mi (6,643.49 km) |
| Povoa de Santa Iria to Carrollton (Texas) | 4,733.53 mi (7,617.88 km) |
| Povoa de Santa Iria to Carrollwood (Florida) | 4,187.03 mi (6,738.37 km) |
