| Cercola to Oberkirch | 612.14 mi (985.14 km) |
| Cercola to Obernburg am Main | 669.18 mi (1,076.93 km) |
| Cercola to Obernkirchen | 825.38 mi (1,328.31 km) |
| Cercola to Oberschleissheim | 528.12 mi (849.93 km) |
| Cercola to Oberstdorf | 494.92 mi (796.49 km) |
| Cercola to Obertraubling | 569.63 mi (916.73 km) |
| Cercola to Obertshausen | 689.10 mi (1,109.01 km) |
| Cercola to Oberursel | 702.48 mi (1,130.53 km) |
| Cercola to Ochsenfurt | 641.35 mi (1,032.15 km) |
| Cercola to Ochsenhausen | 542.87 mi (873.67 km) |
| Cercola to Ochtrup | 853.15 mi (1,373.01 km) |
| Cercola to Odenthal | 782.79 mi (1,259.77 km) |
| Cercola to Oelde | 812.63 mi (1,307.81 km) |
| Cercola to Oelsnitz | 668.14 mi (1,075.26 km) |
| Cercola to Oer-Erkenschwick | 817.19 mi (1,315.15 km) |
