| Portchester to Trim | 304.53 mi (490.09 km) |
| Portchester to Tuam | 375.74 mi (604.69 km) |
| Portchester to Tullamore | 318.48 mi (512.54 km) |
| Portchester to Waterford | 275.97 mi (444.12 km) |
| Portchester to Wexford | 251.18 mi (404.23 km) |
| Portchester to Wicklow | 256.10 mi (412.15 km) |
| Portchester to Abano Terme | 704.40 mi (1,133.63 km) |
| Portchester to Abbiategrasso | 595.50 mi (958.36 km) |
| Portchester to Acate | 1,225.08 mi (1,971.58 km) |
| Portchester to Acerra | 1,007.07 mi (1,620.72 km) |
| Portchester to Aci Castello | 1,215.97 mi (1,956.92 km) |
| Portchester to Aci Catena | 1,213.09 mi (1,952.27 km) |
| Portchester to Aci Sant'Antonio | 1,212.55 mi (1,951.42 km) |
| Portchester to Acireale | 1,213.22 mi (1,952.50 km) |
| Portchester to Acquaviva delle Fonti | 1,099.18 mi (1,768.96 km) |
