| Caerfyrddin to Willich | 468.07 mi (753.29 km) |
| Caerfyrddin to Willstatt | 585.75 mi (942.67 km) |
| Caerfyrddin to Wilnsdorf | 540.06 mi (869.14 km) |
| Caerfyrddin to Wilsdruff | 768.78 mi (1,237.23 km) |
| Caerfyrddin to Winnenden | 637.35 mi (1,025.72 km) |
| Caerfyrddin to Winsen | 617.46 mi (993.71 km) |
| Caerfyrddin to Winterberg | 552.75 mi (889.57 km) |
| Caerfyrddin to Wipperfurth | 506.10 mi (814.49 km) |
| Caerfyrddin to Wismar | 671.59 mi (1,080.82 km) |
| Caerfyrddin to Witten | 499.78 mi (804.32 km) |
| Caerfyrddin to Wittenberg | 722.22 mi (1,162.31 km) |
| Caerfyrddin to Wittenberge | 680.01 mi (1,094.37 km) |
| Caerfyrddin to Wittingen | 637.66 mi (1,026.22 km) |
| Caerfyrddin to Wittlich | 504.30 mi (811.58 km) |
| Caerfyrddin to Wittmund | 519.36 mi (835.83 km) |
