| Barton upon Irwell to Oerlinghausen | 472.57 mi (760.54 km) |
| Barton upon Irwell to Oestrich-Winkel | 503.48 mi (810.27 km) |
| Barton upon Irwell to Offenburg | 565.09 mi (909.42 km) |
| Barton upon Irwell to Oftersheim | 549.41 mi (884.19 km) |
| Barton upon Irwell to Ohrdruf | 583.43 mi (938.94 km) |
| Barton upon Irwell to Ohringen | 590.00 mi (949.51 km) |
| Barton upon Irwell to Olbernhau | 692.56 mi (1,114.57 km) |
| Barton upon Irwell to Olching | 697.57 mi (1,122.63 km) |
| Barton upon Irwell to Oldenburg | 436.72 mi (702.83 km) |
| Barton upon Irwell to Oldenburg in Holstein | 541.47 mi (871.41 km) |
| Barton upon Irwell to Olfen | 426.21 mi (685.92 km) |
| Barton upon Irwell to Olpe | 462.97 mi (745.08 km) |
| Barton upon Irwell to Olsberg | 479.45 mi (771.61 km) |
| Barton upon Irwell to Oranienburg | 647.42 mi (1,041.93 km) |
| Barton upon Irwell to Ortenberg | 531.34 mi (855.12 km) |
