| Monroe to Lombard (Illinois) | 683.74 mi (1,100.38 km) |
| Monroe to Lomita (California) | 1,516.30 mi (2,440.24 km) |
| Monroe to Lompoc (California) | 1,635.53 mi (2,632.14 km) |
| Monroe to London (Ohio) | 700.49 mi (1,127.33 km) |
| Monroe to Lone Tree (Colorado) | 862.23 mi (1,387.63 km) |
| Monroe to Long Beach (California) | 1,507.65 mi (2,426.33 km) |
| Monroe to Long Beach (Mississippi) | 227.35 mi (365.89 km) |
| Monroe to Long Beach (New York) | 1,160.76 mi (1,868.07 km) |
| Monroe to Long Branch (New Jersey) | 1,137.19 mi (1,830.12 km) |
| Monroe to Longmont (Colorado) | 895.46 mi (1,441.10 km) |
| Monroe to Longview (Texas) | 156.41 mi (251.72 km) |
| Monroe to Longview (Washington) | 1,882.90 mi (3,030.24 km) |
| Monroe to Longwood (Florida) | 689.90 mi (1,110.29 km) |
| Monroe to Lorain (Ohio) | 822.40 mi (1,323.52 km) |
| Monroe to Lorton (Virginia) | 936.03 mi (1,506.40 km) |
