| Grass Valley to Manor (Texas) | 1,463.21 mi (2,354.81 km) |
| Grass Valley to Manorville (New York) | 2,522.65 mi (4,059.82 km) |
| Grass Valley to Mansfield (Ohio) | 2,025.57 mi (3,259.83 km) |
| Grass Valley to Mansfield (Texas) | 1,411.12 mi (2,270.98 km) |
| Grass Valley to Manteca (California) | 99.33 mi (159.85 km) |
| Grass Valley to Manville (New Jersey) | 2,436.21 mi (3,920.70 km) |
| Grass Valley to Maple Grove (Minnesota) | 1,462.21 mi (2,353.20 km) |
| Grass Valley to Maple Heights (Ohio) | 2,067.85 mi (3,327.88 km) |
| Grass Valley to Maple Valley (Washington) | 564.73 mi (908.84 km) |
| Grass Valley to Mapleton (Utah) | 507.59 mi (816.89 km) |
| Grass Valley to Maplewood (Minnesota) | 1,482.56 mi (2,385.95 km) |
| Grass Valley to Marana (Arizona) | 725.35 mi (1,167.34 km) |
| Grass Valley to Marco Island (Florida) | 2,445.08 mi (3,934.98 km) |
| Grass Valley to Margate (Florida) | 2,512.30 mi (4,043.16 km) |
| Grass Valley to Maricopa (Arizona) | 660.90 mi (1,063.61 km) |
