| Ritterhude to Fortuna Foothills (Arizona) | 5,597.66 mi (9,008.56 km) |
| Ritterhude to Foster City (California) | 5,517.30 mi (8,879.24 km) |
| Ritterhude to Fostoria (Ohio) | 4,100.50 mi (6,599.11 km) |
| Ritterhude to Fountain (Colorado) | 4,952.40 mi (7,970.11 km) |
| Ritterhude to Fountain Hills (Arizona) | 5,462.25 mi (8,790.64 km) |
| Ritterhude to Fountain Inn (South Carolina) | 4,381.65 mi (7,051.58 km) |
| Ritterhude to Fountain Valley (California) | 5,636.89 mi (9,071.69 km) |
| Ritterhude to Fountainebleau (Florida) | 4,775.23 mi (7,684.99 km) |
| Ritterhude to Four Corners (Oregon) | 5,082.50 mi (8,179.50 km) |
| Ritterhude to Four Corners (Texas) | 5,149.81 mi (8,287.82 km) |
| Ritterhude to Four Square Mile (Colorado) | 4,902.91 mi (7,890.48 km) |
| Ritterhude to Fox Crossing (Wisconsin) | 4,125.94 mi (6,640.07 km) |
| Ritterhude to Fox Lake (Illinois) | 4,206.50 mi (6,769.70 km) |
| Ritterhude to Framingham (Massachusetts) | 3,599.39 mi (5,792.66 km) |
| Ritterhude to Franconia (Virginia) | 3,985.66 mi (6,414.29 km) |
