| Piqua to Punta Gorda (Florida) | 924.51 mi (1,487.86 km) |
| Piqua to Puyallup (Washington) | 1,941.82 mi (3,125.05 km) |
| Piqua to Queen Creek (Arizona) | 1,582.39 mi (2,546.62 km) |
| Piqua to Queens (New York) | 550.49 mi (885.92 km) |
| Piqua to Quincy (Illinois) | 377.65 mi (607.77 km) |
| Piqua to Quincy (Massachusetts) | 701.91 mi (1,129.61 km) |
| Piqua to Raceland (Louisiana) | 805.43 mi (1,296.21 km) |
| Piqua to Racine (Wisconsin) | 256.62 mi (413.00 km) |
| Piqua to Radcliff (Kentucky) | 184.88 mi (297.53 km) |
| Piqua to Radford (Virginia) | 288.60 mi (464.46 km) |
| Piqua to Rahway (New Jersey) | 525.08 mi (845.03 km) |
| Piqua to Raleigh (North Carolina) | 426.49 mi (686.36 km) |
| Piqua to Ramona (California) | 1,863.93 mi (2,999.70 km) |
| Piqua to Ramsey (Minnesota) | 585.17 mi (941.73 km) |
| Piqua to Ramsey (New Jersey) | 533.15 mi (858.02 km) |
