| Sintra to Nocatee (Florida) | 4,042.84 mi (6,506.33 km) |
| Sintra to Nogales (Arizona) | 5,449.86 mi (8,770.70 km) |
| Sintra to Nolensville (Tennessee) | 4,114.49 mi (6,621.64 km) |
| Sintra to Norco (California) | 5,629.78 mi (9,060.25 km) |
| Sintra to Norcross (Georgia) | 4,057.48 mi (6,529.89 km) |
| Sintra to Norfolk (Nebraska) | 4,417.43 mi (7,109.17 km) |
| Sintra to Norfolk (Virginia) | 3,565.97 mi (5,738.87 km) |
| Sintra to Normal (Illinois) | 4,081.00 mi (6,567.74 km) |
| Sintra to Norman (Oklahoma) | 4,657.46 mi (7,495.46 km) |
| Sintra to Norridge (Illinois) | 3,982.91 mi (6,409.88 km) |
| Sintra to Norristown (Pennsylvania) | 3,434.70 mi (5,527.61 km) |
| Sintra to North Adams (Massachusetts) | 3,266.90 mi (5,257.56 km) |
| Sintra to North Amityville (New York) | 3,325.71 mi (5,352.22 km) |
| Sintra to North Arlington (New Jersey) | 3,358.87 mi (5,405.59 km) |
| Sintra to North Auburn (California) | 5,543.58 mi (8,921.53 km) |
