| Petrila to Oerlinghausen | 807.10 mi (1,298.90 km) |
| Petrila to Oestrich-Winkel | 780.73 mi (1,256.46 km) |
| Petrila to Offenburg | 757.98 mi (1,219.85 km) |
| Petrila to Oftersheim | 743.14 mi (1,195.96 km) |
| Petrila to Ohrdruf | 691.60 mi (1,113.02 km) |
| Petrila to Ohringen | 700.23 mi (1,126.92 km) |
| Petrila to Olbernhau | 588.11 mi (946.47 km) |
| Petrila to Olching | 602.15 mi (969.06 km) |
| Petrila to Oldenburg | 864.23 mi (1,390.84 km) |
| Petrila to Oldenburg in Holstein | 825.56 mi (1,328.62 km) |
| Petrila to Olfen | 848.64 mi (1,365.75 km) |
| Petrila to Olpe | 811.68 mi (1,306.27 km) |
| Petrila to Olsberg | 795.10 mi (1,279.59 km) |
| Petrila to Oranienburg | 682.01 mi (1,097.60 km) |
| Petrila to Ortenberg | 745.02 mi (1,199.00 km) |
