| Povoa de Santa Iria to Centralia (Illinois) | 4,163.84 mi (6,701.05 km) |
| Povoa de Santa Iria to Centralia (Washington) | 5,256.74 mi (8,459.91 km) |
| Povoa de Santa Iria to Centreville (Virginia) | 3,585.82 mi (5,770.83 km) |
| Povoa de Santa Iria to Ceres (California) | 5,611.35 mi (9,030.60 km) |
| Povoa de Santa Iria to Cerritos (California) | 5,665.65 mi (9,117.98 km) |
| Povoa de Santa Iria to Chalco (Nebraska) | 4,400.96 mi (7,082.66 km) |
| Povoa de Santa Iria to Chalmette (Louisiana) | 4,502.77 mi (7,246.50 km) |
| Povoa de Santa Iria to Chambersburg (Pennsylvania) | 3,567.31 mi (5,741.03 km) |
| Povoa de Santa Iria to Chamblee (Georgia) | 4,078.57 mi (6,563.83 km) |
| Povoa de Santa Iria to Champaign (Illinois) | 4,072.95 mi (6,554.78 km) |
| Povoa de Santa Iria to Champlin (Minnesota) | 4,148.76 mi (6,676.79 km) |
| Povoa de Santa Iria to Chandler (Arizona) | 5,420.05 mi (8,722.72 km) |
| Povoa de Santa Iria to Chanhassen (Minnesota) | 4,166.06 mi (6,704.63 km) |
| Povoa de Santa Iria to Channahon (Illinois) | 4,032.14 mi (6,489.10 km) |
| Povoa de Santa Iria to Channelview (Texas) | 4,767.53 mi (7,672.59 km) |
