| Ferentino to Trim | 1,234.84 mi (1,987.28 km) |
| Ferentino to Tuam | 1,305.39 mi (2,100.82 km) |
| Ferentino to Tullamore | 1,248.75 mi (2,009.67 km) |
| Ferentino to Waterford | 1,200.02 mi (1,931.25 km) |
| Ferentino to Wexford | 1,178.15 mi (1,896.05 km) |
| Ferentino to Wicklow | 1,186.70 mi (1,909.81 km) |
| Ferentino to Abano Terme | 264.36 mi (425.45 km) |
| Ferentino to Abbiategrasso | 336.12 mi (540.93 km) |
| Ferentino to Acate | 328.04 mi (527.92 km) |
| Ferentino to Acerra | 76.97 mi (123.88 km) |
| Ferentino to Aci Castello | 302.50 mi (486.82 km) |
| Ferentino to Aci Catena | 299.37 mi (481.79 km) |
| Ferentino to Aci Sant'Antonio | 299.08 mi (481.32 km) |
| Ferentino to Acireale | 298.88 mi (481.00 km) |
| Ferentino to Acquaviva delle Fonti | 194.55 mi (313.10 km) |
