| Blue Ash to Butzbach | 4,319.24 mi (6,951.15 km) |
| Blue Ash to Buxtehude | 4,256.22 mi (6,849.72 km) |
| Blue Ash to Cadolzburg | 4,438.25 mi (7,142.67 km) |
| Blue Ash to Calbe | 4,385.47 mi (7,057.73 km) |
| Blue Ash to Calw | 4,380.97 mi (7,050.49 km) |
| Blue Ash to Castrop-Rauxel | 4,231.00 mi (6,809.14 km) |
| Blue Ash to Celle | 4,298.52 mi (6,917.79 km) |
| Blue Ash to Cham | 4,515.04 mi (7,266.26 km) |
| Blue Ash to Chemnitz | 4,465.86 mi (7,187.11 km) |
| Blue Ash to Clausthal-Zellerfeld | 4,335.76 mi (6,977.73 km) |
| Blue Ash to Cloppenburg | 4,216.41 mi (6,785.65 km) |
| Blue Ash to Coburg | 4,413.04 mi (7,102.10 km) |
| Blue Ash to Coesfeld | 4,212.42 mi (6,779.24 km) |
| Blue Ash to Cologne | 4,237.03 mi (6,818.84 km) |
| Blue Ash to Coswig | 4,479.51 mi (7,209.07 km) |
