| Sant Just Desvern to Nottingham | 813.42 mi (1,309.07 km) |
| Sant Just Desvern to Nuneaton | 787.36 mi (1,267.13 km) |
| Sant Just Desvern to Oadby | 788.81 mi (1,269.47 km) |
| Sant Just Desvern to Oakengates | 809.68 mi (1,303.06 km) |
| Sant Just Desvern to Oakham | 790.85 mi (1,272.74 km) |
| Sant Just Desvern to Oldbury | 791.96 mi (1,274.54 km) |
| Sant Just Desvern to Oldham | 862.38 mi (1,387.86 km) |
| Sant Just Desvern to Ollerton | 829.03 mi (1,334.20 km) |
| Sant Just Desvern to Olton | 785.14 mi (1,263.57 km) |
| Sant Just Desvern to Omagh | 1,008.00 mi (1,622.22 km) |
| Sant Just Desvern to Ormesby | 921.81 mi (1,483.51 km) |
| Sant Just Desvern to Ormskirk | 872.55 mi (1,404.23 km) |
| Sant Just Desvern to Orpington | 696.63 mi (1,121.11 km) |
| Sant Just Desvern to Ossett | 866.26 mi (1,394.11 km) |
| Sant Just Desvern to Oswaldtwistle | 878.56 mi (1,413.91 km) |
