| Petrila to Nottingham | 1,216.34 mi (1,957.50 km) |
| Petrila to Nuneaton | 1,221.80 mi (1,966.29 km) |
| Petrila to Oadby | 1,207.09 mi (1,942.63 km) |
| Petrila to Oakengates | 1,264.67 mi (2,035.28 km) |
| Petrila to Oakham | 1,194.43 mi (1,922.25 km) |
| Petrila to Oldbury | 1,243.94 mi (2,001.92 km) |
| Petrila to Oldham | 1,265.81 mi (2,037.12 km) |
| Petrila to Ollerton | 1,215.78 mi (1,956.61 km) |
| Petrila to Olton | 1,234.28 mi (1,986.38 km) |
| Petrila to Omagh | 1,486.78 mi (2,392.75 km) |
| Petrila to Ormesby | 1,251.04 mi (2,013.36 km) |
| Petrila to Ormskirk | 1,296.69 mi (2,086.81 km) |
| Petrila to Orpington | 1,139.19 mi (1,833.34 km) |
| Petrila to Ossett | 1,247.33 mi (2,007.39 km) |
| Petrila to Oswaldtwistle | 1,280.45 mi (2,060.68 km) |
