| Penarth to Butzbach | 519.19 mi (835.56 km) |
| Penarth to Buxtehude | 559.23 mi (900.00 km) |
| Penarth to Cadolzburg | 631.59 mi (1,016.44 km) |
| Penarth to Calbe | 640.19 mi (1,030.29 km) |
| Penarth to Calw | 559.38 mi (900.23 km) |
| Penarth to Castrop-Rauxel | 450.84 mi (725.55 km) |
| Penarth to Celle | 568.58 mi (915.04 km) |
| Penarth to Cham | 712.91 mi (1,147.32 km) |
| Penarth to Chemnitz | 697.30 mi (1,122.20 km) |
| Penarth to Clausthal-Zellerfeld | 579.15 mi (932.05 km) |
| Penarth to Cloppenburg | 485.26 mi (780.95 km) |
| Penarth to Coburg | 620.92 mi (999.27 km) |
| Penarth to Coesfeld | 443.82 mi (714.26 km) |
| Penarth to Cologne | 439.39 mi (707.13 km) |
| Penarth to Coswig | 722.74 mi (1,163.15 km) |
