| Oregon to Butzbach | 4,168.55 mi (6,708.64 km) |
| Oregon to Buxtehude | 4,100.72 mi (6,599.46 km) |
| Oregon to Cadolzburg | 4,287.76 mi (6,900.48 km) |
| Oregon to Calbe | 4,231.09 mi (6,809.28 km) |
| Oregon to Calw | 4,232.82 mi (6,812.07 km) |
| Oregon to Castrop-Rauxel | 4,079.37 mi (6,565.11 km) |
| Oregon to Celle | 4,143.99 mi (6,669.11 km) |
| Oregon to Cham | 4,363.84 mi (7,022.93 km) |
| Oregon to Chemnitz | 4,312.32 mi (6,940.00 km) |
| Oregon to Clausthal-Zellerfeld | 4,182.23 mi (6,730.65 km) |
| Oregon to Cloppenburg | 4,062.53 mi (6,538.01 km) |
| Oregon to Coburg | 4,261.33 mi (6,857.95 km) |
| Oregon to Coesfeld | 4,060.27 mi (6,534.37 km) |
| Oregon to Cologne | 4,086.51 mi (6,576.59 km) |
| Oregon to Coswig | 4,325.22 mi (6,960.77 km) |
