| Piqua to Germantown (Tennessee) | 462.91 mi (744.98 km) |
| Piqua to Germantown (Wisconsin) | 292.20 mi (470.25 km) |
| Piqua to Gibsonton (Florida) | 858.18 mi (1,381.11 km) |
| Piqua to Gig Harbor (Washington) | 1,956.26 mi (3,148.29 km) |
| Piqua to Gilbert (Arizona) | 1,587.22 mi (2,554.38 km) |
| Piqua to Gillette (Wyoming) | 1,120.84 mi (1,803.82 km) |
| Piqua to Gilroy (California) | 2,013.78 mi (3,240.87 km) |
| Piqua to Gladeview (Florida) | 1,015.39 mi (1,634.11 km) |
| Piqua to Gladstone (Missouri) | 551.99 mi (888.34 km) |
| Piqua to Gladstone (Oregon) | 1,959.29 mi (3,153.17 km) |
| Piqua to Glasgow (Delaware) | 451.96 mi (727.36 km) |
| Piqua to Glasgow (Kentucky) | 235.57 mi (379.11 km) |
| Piqua to Glassboro (New Jersey) | 484.69 mi (780.03 km) |
| Piqua to Glassmanor (Maryland) | 397.86 mi (640.29 km) |
| Piqua to Glen Allen (Virginia) | 401.82 mi (646.66 km) |
