| Avezzano to Oberkirch | 518.35 mi (834.21 km) |
| Avezzano to Obernburg am Main | 576.82 mi (928.31 km) |
| Avezzano to Obernkirchen | 734.76 mi (1,182.49 km) |
| Avezzano to Oberschleissheim | 438.56 mi (705.79 km) |
| Avezzano to Oberstdorf | 401.98 mi (646.93 km) |
| Avezzano to Obertraubling | 482.38 mi (776.32 km) |
| Avezzano to Obertshausen | 596.59 mi (960.12 km) |
| Avezzano to Oberursel | 609.81 mi (981.40 km) |
| Avezzano to Ochsenfurt | 550.07 mi (885.25 km) |
| Avezzano to Ochsenhausen | 450.08 mi (724.34 km) |
| Avezzano to Ochtrup | 760.58 mi (1,224.03 km) |
| Avezzano to Odenthal | 689.55 mi (1,109.72 km) |
| Avezzano to Oelde | 720.65 mi (1,159.77 km) |
| Avezzano to Oelsnitz | 581.86 mi (936.42 km) |
| Avezzano to Oer-Erkenschwick | 724.35 mi (1,165.73 km) |
