| Hickory to Orangevale (California) | 2,187.52 mi (3,520.48 km) |
| Hickory to Orchards (Washington) | 2,237.11 mi (3,600.29 km) |
| Hickory to Orcutt (California) | 2,190.75 mi (3,525.68 km) |
| Hickory to Oregon (Ohio) | 423.95 mi (682.28 km) |
| Hickory to Oregon (Wisconsin) | 656.81 mi (1,057.03 km) |
| Hickory to Oregon City (Oregon) | 2,238.93 mi (3,603.21 km) |
| Hickory to Orem (Utah) | 1,674.64 mi (2,695.07 km) |
| Hickory to Orinda (California) | 2,246.87 mi (3,615.99 km) |
| Hickory to Orland Park (Illinois) | 537.00 mi (864.21 km) |
| Hickory to Orlando (Florida) | 501.87 mi (807.69 km) |
| Hickory to Ormond Beach (Florida) | 445.32 mi (716.67 km) |
| Hickory to Oro Valley (Arizona) | 1,705.89 mi (2,745.36 km) |
| Hickory to Oroville (California) | 2,199.19 mi (3,539.25 km) |
| Hickory to Oshkosh (Wisconsin) | 688.39 mi (1,107.86 km) |
| Hickory to Oskaloosa (Iowa) | 721.22 mi (1,160.70 km) |
