| Penarroya-Pueblonuevo to Olympia Heights (Florida) | 4,365.57 mi (7,025.70 km) |
| Penarroya-Pueblonuevo to Omaha (Nebraska) | 4,586.46 mi (7,381.20 km) |
| Penarroya-Pueblonuevo to On Top of the World Designated Place (Florida) | 4,346.23 mi (6,994.58 km) |
| Penarroya-Pueblonuevo to Onalaska (Wisconsin) | 4,282.76 mi (6,892.43 km) |
| Penarroya-Pueblonuevo to Oneida (New York) | 3,593.01 mi (5,782.39 km) |
| Penarroya-Pueblonuevo to Oneonta (New York) | 3,579.62 mi (5,760.84 km) |
| Penarroya-Pueblonuevo to Ontario (California) | 5,822.86 mi (9,370.99 km) |
| Penarroya-Pueblonuevo to Ontario (Oregon) | 5,332.12 mi (8,581.22 km) |
| Penarroya-Pueblonuevo to Opa-locka (Florida) | 4,354.75 mi (7,008.29 km) |
| Penarroya-Pueblonuevo to Opelika (Alabama) | 4,379.66 mi (7,048.39 km) |
| Penarroya-Pueblonuevo to Opelousas (Louisiana) | 4,792.90 mi (7,713.42 km) |
| Penarroya-Pueblonuevo to Orange (California) | 5,843.00 mi (9,403.40 km) |
| Penarroya-Pueblonuevo to Orange (Texas) | 4,891.76 mi (7,872.53 km) |
| Penarroya-Pueblonuevo to Orange City (Florida) | 4,300.39 mi (6,920.81 km) |
| Penarroya-Pueblonuevo to Orangeburg (South Carolina) | 4,123.76 mi (6,636.55 km) |
