| Effingham to Florence (South Carolina) | 593.24 mi (954.73 km) |
| Effingham to Florence-Graham (California) | 1,678.34 mi (2,701.03 km) |
| Effingham to Florham Park (New Jersey) | 757.62 mi (1,219.28 km) |
| Effingham to Florida (Puerto Rico) | 1,946.53 mi (3,132.63 km) |
| Effingham to Florida City (Florida) | 1,055.32 mi (1,698.37 km) |
| Effingham to Florida Ridge (Florida) | 925.22 mi (1,489.00 km) |
| Effingham to Florin (California) | 1,759.84 mi (2,832.19 km) |
| Effingham to Florissant (Missouri) | 97.96 mi (157.65 km) |
| Effingham to Flower Hill (Maryland) | 608.80 mi (979.77 km) |
| Effingham to Flower Mound (Texas) | 636.26 mi (1,023.96 km) |
| Effingham to Flowing Wells (Arizona) | 1,341.11 mi (2,158.32 km) |
| Effingham to Foley (Alabama) | 604.73 mi (973.22 km) |
| Effingham to Folsom (California) | 1,743.42 mi (2,805.76 km) |
| Effingham to Fond du Lac (Wisconsin) | 321.43 mi (517.28 km) |
| Effingham to Fontana (California) | 1,633.18 mi (2,628.35 km) |
