| Portimao to Nocatee (Florida) | 4,118.80 mi (6,628.57 km) |
| Portimao to Nogales (Arizona) | 5,549.81 mi (8,931.56 km) |
| Portimao to Nolensville (Tennessee) | 4,203.93 mi (6,765.57 km) |
| Portimao to Norco (California) | 5,736.38 mi (9,231.81 km) |
| Portimao to Norcross (Georgia) | 4,142.07 mi (6,666.02 km) |
| Portimao to Norfolk (Nebraska) | 4,520.96 mi (7,275.79 km) |
| Portimao to Norfolk (Virginia) | 3,650.36 mi (5,874.69 km) |
| Portimao to Normal (Illinois) | 4,178.44 mi (6,724.55 km) |
| Portimao to Norman (Oklahoma) | 4,752.75 mi (7,648.81 km) |
| Portimao to Norridge (Illinois) | 4,081.78 mi (6,568.98 km) |
| Portimao to Norristown (Pennsylvania) | 3,524.47 mi (5,672.08 km) |
| Portimao to North Adams (Massachusetts) | 3,360.30 mi (5,407.89 km) |
| Portimao to North Amityville (New York) | 3,415.59 mi (5,496.85 km) |
| Portimao to North Arlington (New Jersey) | 3,449.26 mi (5,551.04 km) |
| Portimao to North Auburn (California) | 5,655.91 mi (9,102.30 km) |
