| Signal Hill to Montgomeryville (Pennsylvania) | 2,385.69 mi (3,839.40 km) |
| Signal Hill to Monticello (Minnesota) | 1,512.83 mi (2,434.67 km) |
| Signal Hill to Montrose (Colorado) | 658.84 mi (1,060.30 km) |
| Signal Hill to Moody (Alabama) | 1,813.33 mi (2,918.27 km) |
| Signal Hill to Moore (Oklahoma) | 1,179.88 mi (1,898.84 km) |
| Signal Hill to Moorestown-Lenola (New Jersey) | 2,401.45 mi (3,864.76 km) |
| Signal Hill to Mooresville (North Carolina) | 2,112.21 mi (3,399.27 km) |
| Signal Hill to Moorhead (Minnesota) | 1,436.66 mi (2,312.08 km) |
| Signal Hill to Moorpark (California) | 52.54 mi (84.55 km) |
| Signal Hill to Moraga (California) | 356.33 mi (573.46 km) |
| Signal Hill to Moreno Valley (California) | 55.92 mi (89.99 km) |
| Signal Hill to Morgan City (Louisiana) | 1,605.22 mi (2,583.35 km) |
| Signal Hill to Morgan Hill (California) | 301.83 mi (485.75 km) |
| Signal Hill to Morganton (North Carolina) | 2,062.19 mi (3,318.78 km) |
| Signal Hill to Morgantown (West Virginia) | 2,138.28 mi (3,441.23 km) |
