| Vianden to Odessa (Texas) | 5,298.51 mi (8,527.13 km) |
| Vianden to Ogden (Utah) | 5,112.27 mi (8,227.40 km) |
| Vianden to Oildale (California) | 5,658.24 mi (9,106.06 km) |
| Vianden to Ojus (Florida) | 4,711.08 mi (7,581.75 km) |
| Vianden to Okemos (Michigan) | 4,081.65 mi (6,568.78 km) |
| Vianden to Oklahoma City (Oklahoma) | 4,930.12 mi (7,934.26 km) |
| Vianden to Okmulgee (Oklahoma) | 4,866.35 mi (7,831.63 km) |
| Vianden to Olathe (Kansas) | 4,655.74 mi (7,492.68 km) |
| Vianden to Old Jamestown (Missouri) | 4,488.26 mi (7,223.15 km) |
| Vianden to Oldsmar (Florida) | 4,713.68 mi (7,585.93 km) |
| Vianden to Olean (New York) | 3,877.18 mi (6,239.71 km) |
| Vianden to Olive Branch (Mississippi) | 4,662.90 mi (7,504.22 km) |
| Vianden to Olivehurst (California) | 5,516.23 mi (8,877.52 km) |
| Vianden to Olney (Maryland) | 3,952.83 mi (6,361.47 km) |
| Vianden to Olympia (Washington) | 5,080.81 mi (8,176.77 km) |
