| Oro Valley to Montgomeryville (Pennsylvania) | 2,046.15 mi (3,292.96 km) |
| Oro Valley to Monticello (Minnesota) | 1,277.75 mi (2,056.35 km) |
| Oro Valley to Montrose (Colorado) | 453.15 mi (729.28 km) |
| Oro Valley to Moody (Alabama) | 1,417.44 mi (2,281.15 km) |
| Oro Valley to Moore (Oklahoma) | 799.40 mi (1,286.51 km) |
| Oro Valley to Moorestown-Lenola (New Jersey) | 2,059.50 mi (3,314.45 km) |
| Oro Valley to Mooresville (North Carolina) | 1,733.94 mi (2,790.50 km) |
| Oro Valley to Moorhead (Minnesota) | 1,248.60 mi (2,009.43 km) |
| Oro Valley to Moorpark (California) | 473.66 mi (762.28 km) |
| Oro Valley to Moraga (California) | 732.06 mi (1,178.13 km) |
| Oro Valley to Moreno Valley (California) | 374.78 mi (603.15 km) |
| Oro Valley to Morgan City (Louisiana) | 1,184.15 mi (1,905.71 km) |
| Oro Valley to Morgan Hill (California) | 686.65 mi (1,105.05 km) |
| Oro Valley to Morganton (North Carolina) | 1,684.70 mi (2,711.26 km) |
| Oro Valley to Morgantown (West Virginia) | 1,794.11 mi (2,887.35 km) |
