| Keighley to Orbetello | 991.32 mi (1,595.37 km) |
| Keighley to Oria | 1,293.72 mi (2,082.04 km) |
| Keighley to Oristano | 1,081.99 mi (1,741.29 km) |
| Keighley to Orta Nova | 1,187.04 mi (1,910.35 km) |
| Keighley to Orte | 1,023.33 mi (1,646.90 km) |
| Keighley to Ortona | 1,090.11 mi (1,754.36 km) |
| Keighley to Orvieto | 1,000.69 mi (1,610.46 km) |
| Keighley to Orzinuovi | 787.37 mi (1,267.16 km) |
| Keighley to Osimo | 999.88 mi (1,609.15 km) |
| Keighley to Ospitaletto | 783.13 mi (1,260.32 km) |
| Keighley to Ostuni | 1,279.41 mi (2,059.02 km) |
| Keighley to Ottaviano | 1,176.26 mi (1,893.00 km) |
| Keighley to Ovada | 793.95 mi (1,277.74 km) |
| Keighley to Ozieri | 1,048.19 mi (1,686.91 km) |
| Keighley to Paceco | 1,293.47 mi (2,081.65 km) |
