| Piqua to Pyrzyce | 4,401.04 mi (7,082.79 km) |
| Piqua to Pyskowice | 4,640.04 mi (7,467.42 km) |
| Piqua to Raciborz | 4,638.50 mi (7,464.94 km) |
| Piqua to Radom | 4,686.76 mi (7,542.61 km) |
| Piqua to Radomsko | 4,641.58 mi (7,469.90 km) |
| Piqua to Radzionkow Nowy | 4,649.52 mi (7,482.69 km) |
| Piqua to Radzymin | 4,645.42 mi (7,476.08 km) |
| Piqua to Radzyn Podlaski | 4,720.60 mi (7,597.07 km) |
| Piqua to Rawa Mazowiecka | 4,640.72 mi (7,468.52 km) |
| Piqua to Rawicz | 4,528.67 mi (7,288.19 km) |
| Piqua to Reda | 4,462.27 mi (7,181.34 km) |
| Piqua to Rogozno | 4,489.21 mi (7,224.68 km) |
| Piqua to Ropczyce | 4,759.80 mi (7,660.16 km) |
| Piqua to Ruda Slaska | 4,653.39 mi (7,488.90 km) |
| Piqua to Rumia | 4,465.88 mi (7,187.13 km) |
