| Siniscola to Odessa (Texas) | 5,815.98 mi (9,359.92 km) |
| Siniscola to Ogden (Utah) | 5,707.13 mi (9,184.73 km) |
| Siniscola to Oildale (California) | 6,258.56 mi (10,072.17 km) |
| Siniscola to Ojus (Florida) | 5,068.55 mi (8,157.04 km) |
| Siniscola to Okemos (Michigan) | 4,584.36 mi (7,377.82 km) |
| Siniscola to Oklahoma City (Oklahoma) | 5,443.98 mi (8,761.24 km) |
| Siniscola to Okmulgee (Oklahoma) | 5,374.23 mi (8,648.98 km) |
| Siniscola to Olathe (Kansas) | 5,176.76 mi (8,331.19 km) |
| Siniscola to Old Jamestown (Missouri) | 4,989.89 mi (8,030.45 km) |
| Siniscola to Oldsmar (Florida) | 5,102.38 mi (8,211.48 km) |
| Siniscola to Olean (New York) | 4,351.38 mi (7,002.87 km) |
| Siniscola to Olive Branch (Mississippi) | 5,138.13 mi (8,269.02 km) |
| Siniscola to Olivehurst (California) | 6,134.30 mi (9,872.21 km) |
| Siniscola to Olney (Maryland) | 4,397.87 mi (7,077.68 km) |
| Siniscola to Olympia (Washington) | 5,719.42 mi (9,204.52 km) |
