| Seaham to Trim | 237.49 mi (382.20 km) |
| Seaham to Tuam | 317.05 mi (510.24 km) |
| Seaham to Tullamore | 272.35 mi (438.31 km) |
| Seaham to Waterford | 297.06 mi (478.07 km) |
| Seaham to Wexford | 271.96 mi (437.68 km) |
| Seaham to Wicklow | 230.22 mi (370.51 km) |
| Seaham to Abano Terme | 873.31 mi (1,405.45 km) |
| Seaham to Abbiategrasso | 793.15 mi (1,276.45 km) |
| Seaham to Acate | 1,439.06 mi (2,315.94 km) |
| Seaham to Acerra | 1,198.54 mi (1,928.87 km) |
| Seaham to Aci Castello | 1,423.16 mi (2,290.35 km) |
| Seaham to Aci Catena | 1,420.12 mi (2,285.47 km) |
| Seaham to Aci Sant'Antonio | 1,419.70 mi (2,284.79 km) |
| Seaham to Acireale | 1,419.95 mi (2,285.19 km) |
| Seaham to Acquaviva delle Fonti | 1,272.31 mi (2,047.59 km) |
