| Penafiel to Mountain Brook (Alabama) | 4,195.50 mi (6,752.01 km) |
| Penafiel to Mountain Home (Arkansas) | 4,358.95 mi (7,015.05 km) |
| Penafiel to Mountain Home (Idaho) | 5,069.81 mi (8,159.07 km) |
| Penafiel to Mountain House (California) | 5,547.77 mi (8,928.27 km) |
| Penafiel to Mountain Park (Georgia) | 4,055.00 mi (6,525.89 km) |
| Penafiel to Mountain Top (Pennsylvania) | 3,421.91 mi (5,507.03 km) |
| Penafiel to Mountain View (California) | 5,586.38 mi (8,990.40 km) |
| Penafiel to Mountlake Terrace (Washington) | 5,085.92 mi (8,184.99 km) |
| Penafiel to Mukilteo (Washington) | 5,080.11 mi (8,175.65 km) |
| Penafiel to Muncie (Indiana) | 3,896.92 mi (6,271.48 km) |
| Penafiel to Mundelein (Illinois) | 3,948.91 mi (6,355.16 km) |
| Penafiel to Munhall (Pennsylvania) | 3,633.13 mi (5,846.95 km) |
| Penafiel to Munster (Indiana) | 3,949.67 mi (6,356.39 km) |
| Penafiel to Murfreesboro (Tennessee) | 4,093.91 mi (6,588.52 km) |
| Penafiel to Murphy (Texas) | 4,686.44 mi (7,542.10 km) |
