| Sintra to Mountain Brook (Alabama) | 4,200.03 mi (6,759.29 km) |
| Sintra to Mountain Home (Arkansas) | 4,380.25 mi (7,049.33 km) |
| Sintra to Mountain Home (Idaho) | 5,141.52 mi (8,274.48 km) |
| Sintra to Mountain House (California) | 5,616.67 mi (9,039.16 km) |
| Sintra to Mountain Park (Georgia) | 4,056.72 mi (6,528.65 km) |
| Sintra to Mountain Top (Pennsylvania) | 3,437.52 mi (5,532.15 km) |
| Sintra to Mountain View (California) | 5,655.38 mi (9,101.46 km) |
| Sintra to Mountlake Terrace (Washington) | 5,176.24 mi (8,330.36 km) |
| Sintra to Mukilteo (Washington) | 5,170.67 mi (8,321.39 km) |
| Sintra to Muncie (Indiana) | 3,920.67 mi (6,309.71 km) |
| Sintra to Mundelein (Illinois) | 3,982.57 mi (6,409.32 km) |
| Sintra to Munhall (Pennsylvania) | 3,650.76 mi (5,875.34 km) |
| Sintra to Munster (Indiana) | 3,980.40 mi (6,405.83 km) |
| Sintra to Murfreesboro (Tennessee) | 4,105.19 mi (6,606.67 km) |
| Sintra to Murphy (Texas) | 4,704.75 mi (7,571.56 km) |
