| Melzo to Orangevale (California) | 5,863.51 mi (9,436.40 km) |
| Melzo to Orchards (Washington) | 5,489.49 mi (8,834.48 km) |
| Melzo to Orcutt (California) | 6,062.54 mi (9,756.71 km) |
| Melzo to Oregon (Ohio) | 4,379.43 mi (7,048.01 km) |
| Melzo to Oregon (Wisconsin) | 4,558.21 mi (7,335.74 km) |
| Melzo to Oregon City (Oregon) | 5,511.42 mi (8,869.78 km) |
| Melzo to Orem (Utah) | 5,481.58 mi (8,821.76 km) |
| Melzo to Orinda (California) | 5,938.34 mi (9,556.84 km) |
| Melzo to Orland Park (Illinois) | 4,558.07 mi (7,335.51 km) |
| Melzo to Orlando (Florida) | 4,878.74 mi (7,851.58 km) |
| Melzo to Ormond Beach (Florida) | 4,830.26 mi (7,773.55 km) |
| Melzo to Oro Valley (Arizona) | 5,889.22 mi (9,477.79 km) |
| Melzo to Oroville (California) | 5,825.83 mi (9,375.77 km) |
| Melzo to Oshkosh (Wisconsin) | 4,477.54 mi (7,205.91 km) |
| Melzo to Oskaloosa (Iowa) | 4,757.68 mi (7,656.75 km) |
