| San Marino to Westland (Michigan) | 1,953.33 mi (3,143.58 km) |
| San Marino to Westminster (California) | 26.47 mi (42.60 km) |
| San Marino to Westminster (Colorado) | 821.60 mi (1,322.24 km) |
| San Marino to Westminster (Maryland) | 2,283.64 mi (3,675.16 km) |
| San Marino to Westmont (California) | 16.51 mi (26.57 km) |
| San Marino to Westmont (Illinois) | 1,715.09 mi (2,760.17 km) |
| San Marino to Westmont (New Jersey) | 2,385.50 mi (3,839.08 km) |
| San Marino to Weston (Florida) | 2,307.02 mi (3,712.79 km) |
| San Marino to Weston (Wisconsin) | 1,682.81 mi (2,708.22 km) |
| San Marino to Westphalia (Maryland) | 2,296.92 mi (3,696.54 km) |
| San Marino to Westview (Florida) | 2,322.32 mi (3,737.41 km) |
| San Marino to Westwood (New Jersey) | 2,434.30 mi (3,917.63 km) |
| San Marino to Westwood Lakes (Florida) | 2,319.26 mi (3,732.48 km) |
| San Marino to Wheat Ridge (Colorado) | 816.46 mi (1,313.96 km) |
| San Marino to Wheaton (Illinois) | 1,708.85 mi (2,750.13 km) |
