| Risca to Florence (South Carolina) | 3,872.50 mi (6,232.19 km) |
| Risca to Florence-Graham (California) | 5,344.35 mi (8,600.90 km) |
| Risca to Florham Park (New Jersey) | 3,350.87 mi (5,392.71 km) |
| Risca to Florida (Puerto Rico) | 4,098.79 mi (6,596.36 km) |
| Risca to Florida City (Florida) | 4,329.43 mi (6,967.55 km) |
| Risca to Florida Ridge (Florida) | 4,218.53 mi (6,789.07 km) |
| Risca to Florin (California) | 5,188.79 mi (8,350.55 km) |
| Risca to Florissant (Missouri) | 4,079.19 mi (6,564.83 km) |
| Risca to Flower Hill (Maryland) | 3,535.53 mi (5,689.88 km) |
| Risca to Flower Mound (Texas) | 4,629.22 mi (7,450.01 km) |
| Risca to Flowing Wells (Arizona) | 5,188.58 mi (8,350.21 km) |
| Risca to Foley (Alabama) | 4,382.76 mi (7,053.37 km) |
| Risca to Folsom (California) | 5,170.32 mi (8,320.82 km) |
| Risca to Fond du Lac (Wisconsin) | 3,775.92 mi (6,076.76 km) |
| Risca to Fontana (California) | 5,311.10 mi (8,547.39 km) |
