| Avezzano to Oerlinghausen | 721.32 mi (1,160.86 km) |
| Avezzano to Oestrich-Winkel | 608.29 mi (978.96 km) |
| Avezzano to Offenburg | 518.17 mi (833.92 km) |
| Avezzano to Oftersheim | 557.68 mi (897.50 km) |
| Avezzano to Ohrdruf | 620.54 mi (998.66 km) |
| Avezzano to Ohringen | 529.82 mi (852.66 km) |
| Avezzano to Olbernhau | 595.99 mi (959.16 km) |
| Avezzano to Olching | 437.90 mi (704.73 km) |
| Avezzano to Oldenburg | 804.30 mi (1,294.40 km) |
| Avezzano to Oldenburg in Holstein | 855.01 mi (1,376.01 km) |
| Avezzano to Olfen | 726.52 mi (1,169.22 km) |
| Avezzano to Olpe | 674.50 mi (1,085.51 km) |
| Avezzano to Olsberg | 684.33 mi (1,101.32 km) |
| Avezzano to Oranienburg | 740.28 mi (1,191.36 km) |
| Avezzano to Ortenberg | 611.28 mi (983.76 km) |
