| Coldwater to Olympia Heights (Florida) | 1,151.84 mi (1,853.70 km) |
| Coldwater to Omaha (Nebraska) | 572.65 mi (921.58 km) |
| Coldwater to On Top of the World Designated Place (Florida) | 900.08 mi (1,448.54 km) |
| Coldwater to Onalaska (Wisconsin) | 341.49 mi (549.57 km) |
| Coldwater to Oneida (New York) | 481.64 mi (775.12 km) |
| Coldwater to Oneonta (New York) | 509.30 mi (819.63 km) |
| Coldwater to Ontario (California) | 1,845.00 mi (2,969.24 km) |
| Coldwater to Ontario (Oregon) | 1,612.41 mi (2,594.93 km) |
| Coldwater to Opa-locka (Florida) | 1,141.09 mi (1,836.41 km) |
| Coldwater to Opelika (Alabama) | 641.89 mi (1,033.02 km) |
| Coldwater to Opelousas (Louisiana) | 881.54 mi (1,418.71 km) |
| Coldwater to Orange (California) | 1,863.40 mi (2,998.85 km) |
| Coldwater to Orange (Texas) | 951.16 mi (1,530.74 km) |
| Coldwater to Orange City (Florida) | 922.71 mi (1,484.96 km) |
| Coldwater to Orangeburg (South Carolina) | 626.01 mi (1,007.47 km) |
