| Caerfyrddin to Tutzing | 744.20 mi (1,197.68 km) |
| Caerfyrddin to Twist | 482.58 mi (776.64 km) |
| Caerfyrddin to Twistringen | 550.60 mi (886.11 km) |
| Caerfyrddin to Ubach-Palenberg | 454.17 mi (730.91 km) |
| Caerfyrddin to Uberherrn | 515.40 mi (829.46 km) |
| Caerfyrddin to Uberlingen | 662.83 mi (1,066.72 km) |
| Caerfyrddin to Ubstadt-Weiher | 597.27 mi (961.21 km) |
| Caerfyrddin to Ueckermunde | 775.71 mi (1,248.39 km) |
| Caerfyrddin to Uelzen | 630.72 mi (1,015.05 km) |
| Caerfyrddin to Uetersen | 597.08 mi (960.91 km) |
| Caerfyrddin to Uetze | 615.82 mi (991.07 km) |
| Caerfyrddin to Uhingen | 650.27 mi (1,046.50 km) |
| Caerfyrddin to Ulm | 675.51 mi (1,087.12 km) |
| Caerfyrddin to Unna | 514.03 mi (827.25 km) |
| Caerfyrddin to Unterfohring | 750.84 mi (1,208.37 km) |
