| Mercer Island to Trim | 4,495.82 mi (7,235.33 km) |
| Mercer Island to Tuam | 4,440.37 mi (7,146.08 km) |
| Mercer Island to Tullamore | 4,490.87 mi (7,227.36 km) |
| Mercer Island to Waterford | 4,552.93 mi (7,327.24 km) |
| Mercer Island to Wexford | 4,567.87 mi (7,351.28 km) |
| Mercer Island to Wicklow | 4,546.44 mi (7,316.79 km) |
| Mercer Island to Abano Terme | 5,438.69 mi (8,752.73 km) |
| Mercer Island to Abbiategrasso | 5,365.56 mi (8,635.04 km) |
| Mercer Island to Acate | 6,011.05 mi (9,673.85 km) |
| Mercer Island to Acerra | 5,768.29 mi (9,283.17 km) |
| Mercer Island to Aci Castello | 5,995.54 mi (9,648.89 km) |
| Mercer Island to Aci Catena | 5,992.50 mi (9,644.00 km) |
| Mercer Island to Aci Sant'Antonio | 5,992.09 mi (9,643.33 km) |
| Mercer Island to Acireale | 5,992.31 mi (9,643.69 km) |
| Mercer Island to Acquaviva delle Fonti | 5,830.40 mi (9,383.13 km) |
