| Barrow in Furness to Nottingham | 116.89 mi (188.12 km) |
| Barrow in Furness to Nuneaton | 131.53 mi (211.67 km) |
| Barrow in Furness to Oadby | 137.01 mi (220.49 km) |
| Barrow in Furness to Oakengates | 102.90 mi (165.60 km) |
| Barrow in Furness to Oakham | 143.00 mi (230.13 km) |
| Barrow in Furness to Oldbury | 121.68 mi (195.82 km) |
| Barrow in Furness to Oldham | 59.81 mi (96.26 km) |
| Barrow in Furness to Ollerton | 110.08 mi (177.16 km) |
| Barrow in Furness to Olton | 129.64 mi (208.63 km) |
| Barrow in Furness to Omagh | 166.94 mi (268.67 km) |
| Barrow in Furness to Ormesby | 87.76 mi (141.23 km) |
| Barrow in Furness to Ormskirk | 40.07 mi (64.49 km) |
| Barrow in Furness to Orpington | 234.67 mi (377.66 km) |
| Barrow in Furness to Ossett | 73.33 mi (118.01 km) |
| Barrow in Furness to Oswaldtwistle | 42.36 mi (68.17 km) |
