| Penarth to Bagnolet | 304.03 mi (489.29 km) |
| Penarth to Bagnols-sur-Ceze | 618.02 mi (994.61 km) |
| Penarth to Bailleul | 260.60 mi (419.40 km) |
| Penarth to Balma | 582.25 mi (937.04 km) |
| Penarth to Bar-le-Duc | 412.30 mi (663.53 km) |
| Penarth to Barentin | 223.18 mi (359.18 km) |
| Penarth to Basse-Goulaine | 301.13 mi (484.62 km) |
| Penarth to Bastia | 844.24 mi (1,358.67 km) |
| Penarth to Bayeux | 184.14 mi (296.34 km) |
| Penarth to Bayonne | 554.21 mi (891.92 km) |
| Penarth to Beaucaire | 639.38 mi (1,028.98 km) |
| Penarth to Beauchamp | 289.73 mi (466.28 km) |
| Penarth to Beaumont | 484.99 mi (780.52 km) |
| Penarth to Beaumont-sur-Oise | 287.99 mi (463.48 km) |
| Penarth to Beaune | 472.02 mi (759.65 km) |
