| Southborough to Manor (Texas) | 4,927.65 mi (7,930.28 km) |
| Southborough to Manorville (New York) | 3,428.83 mi (5,518.17 km) |
| Southborough to Mansfield (Ohio) | 3,826.12 mi (6,157.54 km) |
| Southborough to Mansfield (Texas) | 4,797.18 mi (7,720.31 km) |
| Southborough to Manteca (California) | 5,346.67 mi (8,604.63 km) |
| Southborough to Manville (New Jersey) | 3,516.17 mi (5,658.74 km) |
| Southborough to Maple Grove (Minnesota) | 4,039.48 mi (6,500.91 km) |
| Southborough to Maple Heights (Ohio) | 3,759.02 mi (6,049.55 km) |
| Southborough to Maple Valley (Washington) | 4,819.59 mi (7,756.39 km) |
| Southborough to Mapleton (Utah) | 4,914.31 mi (7,908.82 km) |
| Southborough to Maplewood (Minnesota) | 4,029.61 mi (6,485.03 km) |
| Southborough to Marana (Arizona) | 5,322.23 mi (8,565.30 km) |
| Southborough to Marco Island (Florida) | 4,504.82 mi (7,249.80 km) |
| Southborough to Margate (Florida) | 4,425.74 mi (7,122.54 km) |
| Southborough to Maricopa (Arizona) | 5,318.04 mi (8,558.56 km) |
