| West Whittier-Los Nietos to Oerlinghausen | 5,684.02 mi (9,147.55 km) |
| West Whittier-Los Nietos to Oestrich-Winkel | 5,765.06 mi (9,277.97 km) |
| West Whittier-Los Nietos to Offenburg | 5,841.27 mi (9,400.61 km) |
| West Whittier-Los Nietos to Oftersheim | 5,814.83 mi (9,358.07 km) |
| West Whittier-Los Nietos to Ohrdruf | 5,801.91 mi (9,337.27 km) |
| West Whittier-Los Nietos to Ohringen | 5,851.05 mi (9,416.36 km) |
| West Whittier-Los Nietos to Olbernhau | 5,882.94 mi (9,467.67 km) |
| West Whittier-Los Nietos to Olching | 5,957.43 mi (9,587.56 km) |
| West Whittier-Los Nietos to Oldenburg | 5,611.09 mi (9,030.18 km) |
| West Whittier-Los Nietos to Oldenburg in Holstein | 5,623.92 mi (9,050.82 km) |
| West Whittier-Los Nietos to Olfen | 5,659.68 mi (9,108.38 km) |
| West Whittier-Los Nietos to Olpe | 5,708.35 mi (9,186.70 km) |
| West Whittier-Los Nietos to Olsberg | 5,710.33 mi (9,189.90 km) |
| West Whittier-Los Nietos to Oranienburg | 5,767.82 mi (9,282.41 km) |
| West Whittier-Los Nietos to Ortenberg | 5,778.10 mi (9,298.96 km) |
