| Castro Valley to Minervino Murge | 6,384.59 mi (10,275.01 km) |
| Castro Valley to Minturno | 6,309.38 mi (10,153.97 km) |
| Castro Valley to Mira | 6,025.10 mi (9,696.46 km) |
| Castro Valley to Mirandola | 6,026.47 mi (9,698.67 km) |
| Castro Valley to Mirano | 6,020.64 mi (9,689.29 km) |
| Castro Valley to Misano Adriatico | 6,124.69 mi (9,856.74 km) |
| Castro Valley to Misilmeri | 6,486.61 mi (10,439.18 km) |
| Castro Valley to Missaglia | 5,931.60 mi (9,545.99 km) |
| Castro Valley to Misterbianco | 6,562.98 mi (10,562.10 km) |
| Castro Valley to Modena | 6,036.10 mi (9,714.16 km) |
| Castro Valley to Modica | 6,593.45 mi (10,611.13 km) |
| Castro Valley to Modugno | 6,404.70 mi (10,307.38 km) |
| Castro Valley to Mogliano Veneto | 6,020.87 mi (9,689.65 km) |
| Castro Valley to Molfetta | 6,392.85 mi (10,288.29 km) |
| Castro Valley to Molinella | 6,058.72 mi (9,750.57 km) |
