| Idanha-a-Nova to Madison (New Jersey) | 3,447.28 mi (5,547.86 km) |
| Idanha-a-Nova to Madison (Wisconsin) | 4,078.03 mi (6,562.95 km) |
| Idanha-a-Nova to Madison Heights (Michigan) | 3,809.69 mi (6,131.10 km) |
| Idanha-a-Nova to Madison Heights (Virginia) | 3,770.85 mi (6,068.59 km) |
| Idanha-a-Nova to Madisonville (Kentucky) | 4,180.86 mi (6,728.45 km) |
| Idanha-a-Nova to Magalia (California) | 5,550.83 mi (8,933.20 km) |
| Idanha-a-Nova to Magna (Utah) | 5,138.82 mi (8,270.13 km) |
| Idanha-a-Nova to Magnolia (Arkansas) | 4,602.72 mi (7,407.36 km) |
| Idanha-a-Nova to Maili (Hawaii) | 7,803.78 mi (12,558.97 km) |
| Idanha-a-Nova to Maitland (Florida) | 4,184.57 mi (6,734.42 km) |
| Idanha-a-Nova to Makakilo (Hawaii) | 7,804.89 mi (12,560.76 km) |
| Idanha-a-Nova to Malden (Massachusetts) | 3,243.82 mi (5,220.42 km) |
| Idanha-a-Nova to Malibu (California) | 5,719.46 mi (9,204.58 km) |
| Idanha-a-Nova to Maltby (Washington) | 5,182.46 mi (8,340.36 km) |
| Idanha-a-Nova to Malvern (Arkansas) | 4,541.72 mi (7,309.20 km) |
