| Piqua to Os | 3,858.01 mi (6,208.86 km) |
| Piqua to Oslo | 4,032.00 mi (6,488.88 km) |
| Piqua to Porsgrunn | 4,024.22 mi (6,476.35 km) |
| Piqua to Randaberg | 3,895.51 mi (6,269.21 km) |
| Piqua to Ringsaker | 3,999.95 mi (6,437.29 km) |
| Piqua to Royken | 4,027.91 mi (6,482.29 km) |
| Piqua to Rygge | 4,047.97 mi (6,514.58 km) |
| Piqua to Sand | 4,039.97 mi (6,501.71 km) |
| Piqua to Sande | 4,025.29 mi (6,478.08 km) |
| Piqua to Sandefjord | 4,039.84 mi (6,501.50 km) |
| Piqua to Sandnes | 3,903.59 mi (6,282.22 km) |
| Piqua to Sandvika | 4,026.04 mi (6,479.28 km) |
| Piqua to Sarpsborg | 4,063.23 mi (6,539.14 km) |
| Piqua to Sem | 4,038.76 mi (6,499.75 km) |
| Piqua to Ski | 4,042.13 mi (6,505.18 km) |
