| Penafiel to Manor (Texas) | 4,838.51 mi (7,786.83 km) |
| Penafiel to Manorville (New York) | 3,280.49 mi (5,279.44 km) |
| Penafiel to Mansfield (Ohio) | 3,745.20 mi (6,027.32 km) |
| Penafiel to Mansfield (Texas) | 4,728.68 mi (7,610.08 km) |
| Penafiel to Manteca (California) | 5,534.30 mi (8,906.60 km) |
| Penafiel to Manville (New Jersey) | 3,375.58 mi (5,432.48 km) |
| Penafiel to Maple Grove (Minnesota) | 4,093.60 mi (6,588.01 km) |
| Penafiel to Maple Heights (Ohio) | 3,680.42 mi (5,923.06 km) |
| Penafiel to Maple Valley (Washington) | 5,097.40 mi (8,203.47 km) |
| Penafiel to Mapleton (Utah) | 5,044.37 mi (8,118.14 km) |
| Penafiel to Maplewood (Minnesota) | 4,079.14 mi (6,564.73 km) |
| Penafiel to Marana (Arizona) | 5,373.23 mi (8,647.37 km) |
| Penafiel to Marco Island (Florida) | 4,230.95 mi (6,809.06 km) |
| Penafiel to Margate (Florida) | 4,142.60 mi (6,666.87 km) |
| Penafiel to Maricopa (Arizona) | 5,382.31 mi (8,661.99 km) |
