| Pisa to Odessa (Texas) | 5,711.45 mi (9,191.69 km) |
| Pisa to Ogden (Utah) | 5,564.39 mi (8,955.02 km) |
| Pisa to Oildale (California) | 6,113.20 mi (9,838.25 km) |
| Pisa to Ojus (Florida) | 5,028.27 mi (8,092.22 km) |
| Pisa to Okemos (Michigan) | 4,484.35 mi (7,216.87 km) |
| Pisa to Oklahoma City (Oklahoma) | 5,340.52 mi (8,594.74 km) |
| Pisa to Okmulgee (Oklahoma) | 5,273.33 mi (8,486.61 km) |
| Pisa to Olathe (Kansas) | 5,069.66 mi (8,158.83 km) |
| Pisa to Old Jamestown (Missouri) | 4,891.10 mi (7,871.46 km) |
| Pisa to Oldsmar (Florida) | 5,050.20 mi (8,127.51 km) |
| Pisa to Olean (New York) | 4,263.01 mi (6,860.65 km) |
| Pisa to Olive Branch (Mississippi) | 5,050.98 mi (8,128.77 km) |
| Pisa to Olivehurst (California) | 5,978.53 mi (9,621.51 km) |
| Pisa to Olney (Maryland) | 4,321.59 mi (6,954.92 km) |
| Pisa to Olympia (Washington) | 5,550.12 mi (8,932.06 km) |
