| University of California-Santa Barbara to Opwijk | 5,629.54 mi (9,059.87 km) |
| University of California-Santa Barbara to Ostend | 5,578.48 mi (8,977.69 km) |
| University of California-Santa Barbara to Oud-Heverlee | 5,650.73 mi (9,093.98 km) |
| University of California-Santa Barbara to Oud-Turnhout | 5,635.84 mi (9,070.01 km) |
| University of California-Santa Barbara to Oudenaarde | 5,617.72 mi (9,040.84 km) |
| University of California-Santa Barbara to Oudenburg | 5,583.02 mi (8,985.00 km) |
| University of California-Santa Barbara to Oupeye | 5,686.16 mi (9,150.99 km) |
| University of California-Santa Barbara to Overijse | 5,649.24 mi (9,091.58 km) |
| University of California-Santa Barbara to Overpelt | 5,653.68 mi (9,098.72 km) |
| University of California-Santa Barbara to Paal | 5,655.45 mi (9,101.57 km) |
| University of California-Santa Barbara to Peer | 5,659.02 mi (9,107.31 km) |
| University of California-Santa Barbara to Pepinster | 5,698.51 mi (9,170.86 km) |
| University of California-Santa Barbara to Peruwelz | 5,633.74 mi (9,066.63 km) |
| University of California-Santa Barbara to Perwez | 5,665.70 mi (9,118.07 km) |
| University of California-Santa Barbara to Philippeville | 5,679.02 mi (9,139.49 km) |
