| San Marino to Friendly (Maryland) | 2,290.16 mi (3,685.66 km) |
| San Marino to Friendswood (Texas) | 1,379.37 mi (2,219.88 km) |
| San Marino to Frisco (Texas) | 1,224.36 mi (1,970.42 km) |
| San Marino to Front Royal (Virginia) | 2,223.83 mi (3,578.91 km) |
| San Marino to Fruit Cove (Florida) | 2,142.55 mi (3,448.10 km) |
| San Marino to Fruita (Colorado) | 625.16 mi (1,006.09 km) |
| San Marino to Fruitville (Florida) | 2,157.33 mi (3,471.89 km) |
| San Marino to Fuller Heights (Florida) | 2,169.25 mi (3,491.08 km) |
| San Marino to Fullerton (California) | 19.59 mi (31.53 km) |
| San Marino to Fullerton (Pennsylvania) | 2,359.80 mi (3,797.74 km) |
| San Marino to Fulshear (Texas) | 1,336.52 mi (2,150.93 km) |
| San Marino to Fulton (Missouri) | 1,484.14 mi (2,388.50 km) |
| San Marino to Fulton (New York) | 2,309.69 mi (3,717.09 km) |
| San Marino to Fuquay-Varina (North Carolina) | 2,217.58 mi (3,568.84 km) |
| San Marino to Gadsden (Alabama) | 1,829.48 mi (2,944.26 km) |
