| Sligo to Frederick (Maryland) | 3,270.24 mi (5,262.94 km) |
| Sligo to Fredericksburg (Texas) | 4,564.73 mi (7,346.22 km) |
| Sligo to Fredericksburg (Virginia) | 3,326.15 mi (5,352.92 km) |
| Sligo to Frederickson (Washington) | 4,442.90 mi (7,150.16 km) |
| Sligo to Freeport (Illinois) | 3,607.92 mi (5,806.39 km) |
| Sligo to Freeport (New York) | 3,062.73 mi (4,928.99 km) |
| Sligo to Freeport (Texas) | 4,499.41 mi (7,241.10 km) |
| Sligo to Fremont (California) | 4,971.61 mi (8,001.04 km) |
| Sligo to Fremont (Nebraska) | 3,901.17 mi (6,278.33 km) |
| Sligo to Fremont (Ohio) | 3,404.17 mi (5,478.48 km) |
| Sligo to French Valley (California) | 5,037.62 mi (8,107.26 km) |
| Sligo to Fresno (California) | 4,945.31 mi (7,958.71 km) |
| Sligo to Fresno (Texas) | 4,472.44 mi (7,197.70 km) |
| Sligo to Fridley (Minnesota) | 3,609.34 mi (5,808.66 km) |
| Sligo to Friendly (Maryland) | 3,283.78 mi (5,284.73 km) |
