| Terni to Odessa (Texas) | 5,849.53 mi (9,413.91 km) |
| Terni to Ogden (Utah) | 5,697.74 mi (9,169.63 km) |
| Terni to Oildale (California) | 6,245.82 mi (10,051.68 km) |
| Terni to Ojus (Florida) | 5,162.10 mi (8,307.60 km) |
| Terni to Okemos (Michigan) | 4,622.63 mi (7,439.40 km) |
| Terni to Oklahoma City (Oklahoma) | 5,478.67 mi (8,817.06 km) |
| Terni to Okmulgee (Oklahoma) | 5,411.56 mi (8,709.06 km) |
| Terni to Olathe (Kansas) | 5,207.66 mi (8,380.92 km) |
| Terni to Old Jamestown (Missouri) | 5,029.38 mi (8,094.01 km) |
| Terni to Oldsmar (Florida) | 5,185.76 mi (8,345.67 km) |
| Terni to Olean (New York) | 4,401.26 mi (7,083.14 km) |
| Terni to Olive Branch (Mississippi) | 5,189.24 mi (8,351.27 km) |
| Terni to Olivehurst (California) | 6,108.35 mi (9,830.44 km) |
| Terni to Olney (Maryland) | 4,459.34 mi (7,176.61 km) |
| Terni to Olympia (Washington) | 5,675.21 mi (9,133.37 km) |
