| Rockport to Orangeburg (South Carolina) | 1,032.06 mi (1,660.94 km) |
| Rockport to Orangevale (California) | 1,569.34 mi (2,525.62 km) |
| Rockport to Orchards (Washington) | 1,848.08 mi (2,974.19 km) |
| Rockport to Orcutt (California) | 1,451.09 mi (2,335.30 km) |
| Rockport to Oregon (Ohio) | 1,215.09 mi (1,955.51 km) |
| Rockport to Oregon (Wisconsin) | 1,115.10 mi (1,794.57 km) |
| Rockport to Oregon City (Oregon) | 1,837.83 mi (2,957.69 km) |
| Rockport to Orem (Utah) | 1,187.57 mi (1,911.22 km) |
| Rockport to Orinda (California) | 1,600.03 mi (2,575.00 km) |
| Rockport to Orland Park (Illinois) | 1,072.29 mi (1,725.68 km) |
| Rockport to Orlando (Florida) | 957.49 mi (1,540.93 km) |
| Rockport to Ormond Beach (Florida) | 971.45 mi (1,563.40 km) |
| Rockport to Oro Valley (Arizona) | 882.96 mi (1,420.98 km) |
| Rockport to Oroville (California) | 1,606.91 mi (2,586.08 km) |
| Rockport to Oshkosh (Wisconsin) | 1,201.39 mi (1,933.45 km) |
