| Hickory to Odessa (Texas) | 1,233.41 mi (1,984.98 km) |
| Hickory to Ogden (Utah) | 1,690.90 mi (2,721.23 km) |
| Hickory to Oildale (California) | 2,105.64 mi (3,388.70 km) |
| Hickory to Ojus (Florida) | 679.54 mi (1,093.62 km) |
| Hickory to Okemos (Michigan) | 508.76 mi (818.77 km) |
| Hickory to Oklahoma City (Oklahoma) | 908.74 mi (1,462.47 km) |
| Hickory to Okmulgee (Oklahoma) | 823.45 mi (1,325.22 km) |
| Hickory to Olathe (Kansas) | 772.01 mi (1,242.43 km) |
| Hickory to Old Jamestown (Missouri) | 536.84 mi (863.96 km) |
| Hickory to Oldsmar (Florida) | 537.18 mi (864.51 km) |
| Hickory to Olean (New York) | 464.77 mi (747.98 km) |
| Hickory to Olive Branch (Mississippi) | 483.25 mi (777.72 km) |
| Hickory to Olivehurst (California) | 2,202.11 mi (3,543.96 km) |
| Hickory to Olney (Maryland) | 331.19 mi (533.00 km) |
| Hickory to Olympia (Washington) | 2,261.02 mi (3,638.76 km) |
