| Brierley Hill to Olympia Heights (Florida) | 4,342.52 mi (6,988.61 km) |
| Brierley Hill to Omaha (Nebraska) | 4,183.35 mi (6,732.46 km) |
| Brierley Hill to On Top of the World Designated Place (Florida) | 4,251.21 mi (6,841.66 km) |
| Brierley Hill to Onalaska (Wisconsin) | 3,880.31 mi (6,244.75 km) |
| Brierley Hill to Oneida (New York) | 3,323.75 mi (5,349.06 km) |
| Brierley Hill to Oneonta (New York) | 3,326.81 mi (5,353.98 km) |
| Brierley Hill to Ontario (California) | 5,312.52 mi (8,549.68 km) |
| Brierley Hill to Ontario (Oregon) | 4,730.03 mi (7,612.25 km) |
| Brierley Hill to Opa-locka (Florida) | 4,330.02 mi (6,968.50 km) |
| Brierley Hill to Opelika (Alabama) | 4,198.98 mi (6,757.61 km) |
| Brierley Hill to Opelousas (Louisiana) | 4,575.30 mi (7,363.23 km) |
| Brierley Hill to Orange (California) | 5,332.92 mi (8,582.51 km) |
| Brierley Hill to Orange (Texas) | 4,662.46 mi (7,503.51 km) |
| Brierley Hill to Orange City (Florida) | 4,218.62 mi (6,789.22 km) |
| Brierley Hill to Orangeburg (South Carolina) | 3,975.06 mi (6,397.24 km) |
