| Piqua to Friesoythe | 4,153.69 mi (6,684.72 km) |
| Piqua to Fritzlar | 4,270.04 mi (6,871.96 km) |
| Piqua to Frohburg | 4,394.40 mi (7,072.10 km) |
| Piqua to Frondenberg | 4,201.46 mi (6,761.60 km) |
| Piqua to Fulda | 4,305.11 mi (6,928.40 km) |
| Piqua to Fuldabruck | 4,272.91 mi (6,876.58 km) |
| Piqua to Fuldatal | 4,271.66 mi (6,874.57 km) |
| Piqua to Furstenau | 4,163.14 mi (6,699.92 km) |
| Piqua to Furstenfeldbruck | 4,451.45 mi (7,163.91 km) |
| Piqua to Furstenwalde | 4,400.77 mi (7,082.36 km) |
| Piqua to Furth | 4,302.49 mi (6,924.19 km) |
| Piqua to Furth | 4,394.21 mi (7,071.80 km) |
| Piqua to Furth im Wald | 4,469.90 mi (7,193.61 km) |
| Piqua to Furtwangen im Schwarzwald | 4,336.44 mi (6,978.83 km) |
| Piqua to Fussen | 4,452.38 mi (7,165.41 km) |
