| Garner to Olympia Heights (Florida) | 696.34 mi (1,120.64 km) |
| Garner to Omaha (Nebraska) | 1,016.21 mi (1,635.43 km) |
| Garner to On Top of the World Designated Place (Florida) | 502.86 mi (809.27 km) |
| Garner to Onalaska (Wisconsin) | 874.20 mi (1,406.88 km) |
| Garner to Oneida (New York) | 533.90 mi (859.23 km) |
| Garner to Oneonta (New York) | 504.39 mi (811.74 km) |
| Garner to Ontario (California) | 2,198.68 mi (3,538.44 km) |
| Garner to Ontario (Oregon) | 2,093.51 mi (3,369.19 km) |
| Garner to Opa-locka (Florida) | 683.60 mi (1,100.14 km) |
| Garner to Opelika (Alabama) | 439.34 mi (707.05 km) |
| Garner to Opelousas (Louisiana) | 856.09 mi (1,377.74 km) |
| Garner to Orange (California) | 2,214.71 mi (3,564.23 km) |
| Garner to Orange (Texas) | 957.60 mi (1,541.11 km) |
| Garner to Orange City (Florida) | 492.26 mi (792.22 km) |
| Garner to Orangeburg (South Carolina) | 198.70 mi (319.77 km) |
