| Oldenburg to Isny im Allgau | 385.14 mi (619.82 km) |
| Oldenburg to Isselburg | 116.64 mi (187.71 km) |
| Oldenburg to Issum | 134.19 mi (215.96 km) |
| Oldenburg to Itzehoe | 75.98 mi (122.28 km) |
| Oldenburg to Jena | 209.72 mi (337.51 km) |
| Oldenburg to Jever | 32.43 mi (52.18 km) |
| Oldenburg to Jork | 66.29 mi (106.68 km) |
| Oldenburg to Juchen | 158.73 mi (255.44 km) |
| Oldenburg to Julich | 172.57 mi (277.72 km) |
| Oldenburg to Juterbog | 218.94 mi (352.34 km) |
| Oldenburg to Kaarst | 149.35 mi (240.36 km) |
| Oldenburg to Kaiserslautern | 256.31 mi (412.49 km) |
| Oldenburg to Kalkar | 126.37 mi (203.38 km) |
| Oldenburg to Kall | 192.79 mi (310.27 km) |
| Oldenburg to Kaltenkirchen | 86.39 mi (139.04 km) |
