| Penarth to Trim | 211.54 mi (340.44 km) |
| Penarth to Tuam | 279.02 mi (449.04 km) |
| Penarth to Tullamore | 222.43 mi (357.97 km) |
| Penarth to Waterford | 178.37 mi (287.06 km) |
| Penarth to Wexford | 153.48 mi (247.01 km) |
| Penarth to Wicklow | 161.64 mi (260.14 km) |
| Penarth to Abano Terme | 802.06 mi (1,290.79 km) |
| Penarth to Abbiategrasso | 691.97 mi (1,113.61 km) |
| Penarth to Acate | 1,317.44 mi (2,120.22 km) |
| Penarth to Acerra | 1,103.03 mi (1,775.15 km) |
| Penarth to Aci Castello | 1,309.54 mi (2,107.51 km) |
| Penarth to Aci Catena | 1,306.69 mi (2,102.91 km) |
| Penarth to Aci Sant'Antonio | 1,306.14 mi (2,102.02 km) |
| Penarth to Acireale | 1,306.87 mi (2,103.21 km) |
| Penarth to Acquaviva delle Fonti | 1,196.35 mi (1,925.34 km) |
