| Johnston to Monticello (Minnesota) | 249.32 mi (401.25 km) |
| Johnston to Montrose (Colorado) | 778.71 mi (1,253.21 km) |
| Johnston to Moody (Alabama) | 684.22 mi (1,101.14 km) |
| Johnston to Moore (Oklahoma) | 483.98 mi (778.88 km) |
| Johnston to Moorestown-Lenola (New Jersey) | 985.97 mi (1,586.77 km) |
| Johnston to Mooresville (North Carolina) | 812.60 mi (1,307.76 km) |
| Johnston to Moorhead (Minnesota) | 387.57 mi (623.73 km) |
| Johnston to Moorpark (California) | 1,455.67 mi (2,342.67 km) |
| Johnston to Moraga (California) | 1,524.31 mi (2,453.13 km) |
| Johnston to Moreno Valley (California) | 1,383.90 mi (2,227.18 km) |
| Johnston to Morgan City (Louisiana) | 840.19 mi (1,352.16 km) |
| Johnston to Morgan Hill (California) | 1,516.20 mi (2,440.08 km) |
| Johnston to Morganton (North Carolina) | 766.45 mi (1,233.48 km) |
| Johnston to Morgantown (West Virginia) | 735.00 mi (1,182.87 km) |
| Johnston to Morris (Illinois) | 274.59 mi (441.91 km) |
