| Sintra to New Britain (Connecticut) | 3,272.77 mi (5,267.01 km) |
| Sintra to New Brunswick (New Jersey) | 3,381.68 mi (5,442.29 km) |
| Sintra to New Carrollton (Maryland) | 3,540.48 mi (5,697.85 km) |
| Sintra to New Cassel (New York) | 3,331.85 mi (5,362.10 km) |
| Sintra to New Castle (Indiana) | 3,927.74 mi (6,321.09 km) |
| Sintra to New Castle (Pennsylvania) | 3,656.25 mi (5,884.16 km) |
| Sintra to New City (New York) | 3,343.59 mi (5,380.98 km) |
| Sintra to New Franklin (Ohio) | 3,716.92 mi (5,981.80 km) |
| Sintra to New Haven (Connecticut) | 3,287.70 mi (5,291.05 km) |
| Sintra to New Haven (Indiana) | 3,877.42 mi (6,240.11 km) |
| Sintra to New Hope (Minnesota) | 4,141.31 mi (6,664.80 km) |
| Sintra to New Hyde Park (New York) | 3,338.46 mi (5,372.73 km) |
| Sintra to New Iberia (Louisiana) | 4,579.66 mi (7,370.26 km) |
| Sintra to New Kensington (Pennsylvania) | 3,638.84 mi (5,856.15 km) |
| Sintra to New Kingman-Butler (Arizona) | 5,416.66 mi (8,717.27 km) |
