| Holyhead to Florence (South Carolina) | 3,783.11 mi (6,088.34 km) |
| Holyhead to Florence-Graham (California) | 5,219.93 mi (8,400.67 km) |
| Holyhead to Florham Park (New Jersey) | 3,256.95 mi (5,241.55 km) |
| Holyhead to Florida (Puerto Rico) | 4,055.93 mi (6,527.38 km) |
| Holyhead to Florida City (Florida) | 4,252.16 mi (6,843.18 km) |
| Holyhead to Florida Ridge (Florida) | 4,138.24 mi (6,659.86 km) |
| Holyhead to Florin (California) | 5,060.58 mi (8,144.22 km) |
| Holyhead to Florissant (Missouri) | 3,972.33 mi (6,392.84 km) |
| Holyhead to Flower Hill (Maryland) | 3,441.29 mi (5,538.22 km) |
| Holyhead to Flower Mound (Texas) | 4,522.35 mi (7,278.02 km) |
| Holyhead to Flowing Wells (Arizona) | 5,070.21 mi (8,159.72 km) |
| Holyhead to Foley (Alabama) | 4,289.15 mi (6,902.73 km) |
| Holyhead to Folsom (California) | 5,042.15 mi (8,114.56 km) |
| Holyhead to Fond du Lac (Wisconsin) | 3,664.64 mi (5,897.68 km) |
| Holyhead to Fontana (California) | 5,187.11 mi (8,347.85 km) |
