| Erkrath to Fortuna Foothills (Arizona) | 5,635.46 mi (9,069.40 km) |
| Erkrath to Foster City (California) | 5,576.17 mi (8,973.98 km) |
| Erkrath to Fostoria (Ohio) | 4,097.82 mi (6,594.81 km) |
| Erkrath to Fountain (Colorado) | 4,981.53 mi (8,016.99 km) |
| Erkrath to Fountain Hills (Arizona) | 5,496.33 mi (8,845.50 km) |
| Erkrath to Fountain Inn (South Carolina) | 4,362.83 mi (7,021.30 km) |
| Erkrath to Fountain Valley (California) | 5,682.90 mi (9,145.75 km) |
| Erkrath to Fountainebleau (Florida) | 4,735.36 mi (7,620.83 km) |
| Erkrath to Four Corners (Oregon) | 5,151.58 mi (8,290.67 km) |
| Erkrath to Four Corners (Texas) | 5,146.61 mi (8,282.67 km) |
| Erkrath to Four Square Mile (Colorado) | 4,934.08 mi (7,940.63 km) |
| Erkrath to Fox Crossing (Wisconsin) | 4,138.44 mi (6,660.18 km) |
| Erkrath to Fox Lake (Illinois) | 4,214.57 mi (6,782.69 km) |
| Erkrath to Framingham (Massachusetts) | 3,579.68 mi (5,760.94 km) |
| Erkrath to Franconia (Virginia) | 3,966.84 mi (6,384.02 km) |
