| Calasparra to Nottingham | 1,017.58 mi (1,637.64 km) |
| Calasparra to Nuneaton | 987.57 mi (1,589.34 km) |
| Calasparra to Oadby | 993.19 mi (1,598.39 km) |
| Calasparra to Oakengates | 1,000.04 mi (1,609.41 km) |
| Calasparra to Oakham | 998.78 mi (1,607.37 km) |
| Calasparra to Oldbury | 986.38 mi (1,587.43 km) |
| Calasparra to Oldham | 1,058.27 mi (1,703.11 km) |
| Calasparra to Ollerton | 1,034.79 mi (1,665.34 km) |
| Calasparra to Olton | 981.63 mi (1,579.78 km) |
| Calasparra to Omagh | 1,160.36 mi (1,867.42 km) |
| Calasparra to Ormesby | 1,127.77 mi (1,814.97 km) |
| Calasparra to Ormskirk | 1,061.11 mi (1,707.68 km) |
| Calasparra to Orpington | 912.32 mi (1,468.24 km) |
| Calasparra to Ossett | 1,067.47 mi (1,717.92 km) |
| Calasparra to Oswaldtwistle | 1,072.31 mi (1,725.71 km) |
