| Webster Groves to Murphy (Texas) | 520.21 mi (837.19 km) |
| Webster Groves to Murray (Kentucky) | 175.94 mi (283.15 km) |
| Webster Groves to Murray (Utah) | 1,151.96 mi (1,853.90 km) |
| Webster Groves to Murraysville (North Carolina) | 755.26 mi (1,215.48 km) |
| Webster Groves to Murrieta (California) | 1,532.22 mi (2,465.86 km) |
| Webster Groves to Murrysville (Pennsylvania) | 584.16 mi (940.11 km) |
| Webster Groves to Muscatine (Iowa) | 199.34 mi (320.81 km) |
| Webster Groves to Muscle Shoals (Alabama) | 305.32 mi (491.37 km) |
| Webster Groves to Muscoy (California) | 1,526.81 mi (2,457.16 km) |
| Webster Groves to Muskego (Wisconsin) | 319.05 mi (513.47 km) |
| Webster Groves to Muskegon (Michigan) | 385.43 mi (620.28 km) |
| Webster Groves to Muskogee (Oklahoma) | 338.23 mi (544.32 km) |
| Webster Groves to Mustang (Oklahoma) | 462.57 mi (744.44 km) |
| Webster Groves to Myers Corner (New York) | 893.70 mi (1,438.28 km) |
| Webster Groves to Myrtle Beach (South Carolina) | 722.47 mi (1,162.70 km) |
