| University of California-Santa Barbara to Opole | 6,020.94 mi (9,689.77 km) |
| University of California-Santa Barbara to Orzesze | 6,070.54 mi (9,769.59 km) |
| University of California-Santa Barbara to Osowa | 5,816.95 mi (9,361.48 km) |
| University of California-Santa Barbara to Ostroda | 5,892.07 mi (9,482.37 km) |
| University of California-Santa Barbara to Ostroleka | 5,963.92 mi (9,598.00 km) |
| University of California-Santa Barbara to Ostrow Mazowiecka | 5,986.86 mi (9,634.91 km) |
| University of California-Santa Barbara to Ostrow Wielkopolski | 5,961.68 mi (9,594.40 km) |
| University of California-Santa Barbara to Ostrowiec Swietokrzyski | 6,086.52 mi (9,795.31 km) |
| University of California-Santa Barbara to Ostrzeszow | 5,977.84 mi (9,620.40 km) |
| University of California-Santa Barbara to Oswiecim | 6,088.38 mi (9,798.31 km) |
| University of California-Santa Barbara to Otwock | 6,013.59 mi (9,677.94 km) |
| University of California-Santa Barbara to Ozarow Mazowiecki | 5,997.39 mi (9,651.87 km) |
| University of California-Santa Barbara to Ozimek | 6,027.35 mi (9,700.09 km) |
| University of California-Santa Barbara to Ozorkow | 5,977.74 mi (9,620.24 km) |
| University of California-Santa Barbara to Pabianice | 5,998.46 mi (9,653.59 km) |
