| Omurtag to Orangevale (California) | 6,433.52 mi (10,353.74 km) |
| Omurtag to Orchards (Washington) | 6,012.61 mi (9,676.36 km) |
| Omurtag to Orcutt (California) | 6,658.22 mi (10,715.38 km) |
| Omurtag to Oregon (Ohio) | 5,140.77 mi (8,273.26 km) |
| Omurtag to Oregon (Wisconsin) | 5,289.12 mi (8,512.02 km) |
| Omurtag to Oregon City (Oregon) | 6,035.96 mi (9,713.94 km) |
| Omurtag to Orem (Utah) | 6,110.26 mi (9,833.51 km) |
| Omurtag to Orinda (California) | 6,505.04 mi (10,468.85 km) |
| Omurtag to Orland Park (Illinois) | 5,302.80 mi (8,534.04 km) |
| Omurtag to Orlando (Florida) | 5,701.97 mi (9,176.43 km) |
| Omurtag to Ormond Beach (Florida) | 5,651.57 mi (9,095.33 km) |
| Omurtag to Oro Valley (Arizona) | 6,564.54 mi (10,564.60 km) |
| Omurtag to Oroville (California) | 6,389.01 mi (10,282.11 km) |
| Omurtag to Oshkosh (Wisconsin) | 5,205.32 mi (8,377.16 km) |
| Omurtag to Oskaloosa (Iowa) | 5,484.04 mi (8,825.71 km) |
