| Caerphilly to Sint-Gillis-bij-Dendermonde | 318.61 mi (512.76 km) |
| Caerphilly to Sint-Gillis-Waas | 317.04 mi (510.22 km) |
| Caerphilly to Sint-Job-in-'t-Goor | 335.67 mi (540.21 km) |
| Caerphilly to Sint-Joost-ten-Node | 332.66 mi (535.36 km) |
| Caerphilly to Sint-Katelijne-Waver | 336.39 mi (541.37 km) |
| Caerphilly to Sint-Kruis | 279.89 mi (450.45 km) |
| Caerphilly to Sint-Lievens-Houtem | 309.67 mi (498.37 km) |
| Caerphilly to Sint-Martens-Lennik | 323.42 mi (520.49 km) |
| Caerphilly to Sint-Michiels | 278.74 mi (448.58 km) |
| Caerphilly to Sint-Niklaas | 318.21 mi (512.11 km) |
| Caerphilly to Sint-Pieters-Leeuw | 327.93 mi (527.76 km) |
| Caerphilly to Sint-Truiden | 367.32 mi (591.15 km) |
| Caerphilly to Soignies | 323.74 mi (521.00 km) |
| Caerphilly to Soumagne | 394.49 mi (634.87 km) |
| Caerphilly to Spa | 401.40 mi (645.99 km) |
