| San Marino to Fortuna (California) | 555.64 mi (894.21 km) |
| San Marino to Fortuna Foothills (Arizona) | 236.91 mi (381.27 km) |
| San Marino to Foster City (California) | 332.13 mi (534.52 km) |
| San Marino to Fostoria (Ohio) | 1,945.87 mi (3,131.58 km) |
| San Marino to Fountain (Colorado) | 809.71 mi (1,303.10 km) |
| San Marino to Fountain Hills (Arizona) | 367.32 mi (591.15 km) |
| San Marino to Fountain Inn (South Carolina) | 2,036.51 mi (3,277.44 km) |
| San Marino to Fountain Valley (California) | 29.93 mi (48.17 km) |
| San Marino to Fountainebleau (Florida) | 2,319.38 mi (3,732.68 km) |
| San Marino to Four Corners (Oregon) | 789.92 mi (1,271.25 km) |
| San Marino to Four Corners (Texas) | 1,349.56 mi (2,171.91 km) |
| San Marino to Four Square Mile (Colorado) | 824.29 mi (1,326.56 km) |
| San Marino to Fox Crossing (Wisconsin) | 1,721.87 mi (2,771.08 km) |
| San Marino to Fox Lake (Illinois) | 1,711.12 mi (2,753.79 km) |
| San Marino to Framingham (Massachusetts) | 2,562.94 mi (4,124.66 km) |
