| Sintra to North Tustin (California) | 5,647.70 mi (9,089.09 km) |
| Sintra to North Valley (New Mexico) | 5,091.93 mi (8,194.68 km) |
| Sintra to North Valley Stream (New York) | 3,340.67 mi (5,376.30 km) |
| Sintra to North Wantagh (New York) | 3,330.53 mi (5,359.97 km) |
| Sintra to Northampton (Massachusetts) | 3,253.14 mi (5,235.42 km) |
| Sintra to Northampton (Pennsylvania) | 3,428.20 mi (5,517.15 km) |
| Sintra to Northbrook (Illinois) | 3,978.59 mi (6,402.92 km) |
| Sintra to Northbrook (Ohio) | 3,909.72 mi (6,292.09 km) |
| Sintra to Northdale (Florida) | 4,170.26 mi (6,711.39 km) |
| Sintra to Northfield (Minnesota) | 4,149.75 mi (6,678.37 km) |
| Sintra to Northglenn (Colorado) | 4,829.08 mi (7,771.66 km) |
| Sintra to Northlake (Illinois) | 3,988.20 mi (6,418.39 km) |
| Sintra to Northport (Alabama) | 4,250.94 mi (6,841.22 km) |
| Sintra to Northview (Michigan) | 3,849.04 mi (6,194.43 km) |
| Sintra to Norton (Ohio) | 3,717.82 mi (5,983.25 km) |
