| Holyhead to Butzbach | 599.80 mi (965.29 km) |
| Holyhead to Buxtehude | 589.71 mi (949.05 km) |
| Holyhead to Cadolzburg | 717.82 mi (1,155.21 km) |
| Holyhead to Calbe | 693.75 mi (1,116.48 km) |
| Holyhead to Calw | 660.56 mi (1,063.07 km) |
| Holyhead to Castrop-Rauxel | 517.21 mi (832.38 km) |
| Holyhead to Celle | 613.08 mi (986.65 km) |
| Holyhead to Cham | 796.48 mi (1,281.81 km) |
| Holyhead to Chemnitz | 762.61 mi (1,227.31 km) |
| Holyhead to Clausthal-Zellerfeld | 636.09 mi (1,023.69 km) |
| Holyhead to Cloppenburg | 526.66 mi (847.58 km) |
| Holyhead to Coburg | 697.42 mi (1,122.39 km) |
| Holyhead to Coesfeld | 503.06 mi (809.60 km) |
| Holyhead to Cologne | 517.41 mi (832.69 km) |
| Holyhead to Coswig | 783.30 mi (1,260.60 km) |
