| Southborough to Lomita (California) | 5,486.34 mi (8,829.41 km) |
| Southborough to Lompoc (California) | 5,504.58 mi (8,858.76 km) |
| Southborough to London (Ohio) | 3,901.88 mi (6,279.47 km) |
| Southborough to Lone Tree (Colorado) | 4,720.29 mi (7,596.57 km) |
| Southborough to Long Beach (California) | 5,481.24 mi (8,821.21 km) |
| Southborough to Long Beach (Mississippi) | 4,593.32 mi (7,392.24 km) |
| Southborough to Long Beach (New York) | 3,476.29 mi (5,594.54 km) |
| Southborough to Long Branch (New Jersey) | 3,502.26 mi (5,636.34 km) |
| Southborough to Longmont (Colorado) | 4,694.82 mi (7,555.58 km) |
| Southborough to Longview (Texas) | 4,707.84 mi (7,576.54 km) |
| Southborough to Longview (Washington) | 4,913.97 mi (7,908.28 km) |
| Southborough to Longwood (Florida) | 4,351.55 mi (7,003.14 km) |
| Southborough to Lorain (Ohio) | 3,782.16 mi (6,086.79 km) |
| Southborough to Lorton (Virginia) | 3,705.10 mi (5,962.78 km) |
| Southborough to Los Alamitos (California) | 5,477.80 mi (8,815.67 km) |
