| Mercer Island to Bargas | 5,302.69 mi (8,533.86 km) |
| Mercer Island to Bayona | 5,027.29 mi (8,090.65 km) |
| Mercer Island to Baza | 5,478.74 mi (8,817.18 km) |
| Mercer Island to Beasain | 5,189.80 mi (8,352.18 km) |
| Mercer Island to Bejar | 5,221.64 mi (8,403.42 km) |
| Mercer Island to Benaguacil | 5,431.00 mi (8,740.35 km) |
| Mercer Island to Benahavis | 5,455.76 mi (8,780.20 km) |
| Mercer Island to Benalmadena | 5,469.22 mi (8,801.86 km) |
| Mercer Island to Benavente | 5,137.30 mi (8,267.69 km) |
| Mercer Island to Benetuser | 5,446.36 mi (8,765.08 km) |
| Mercer Island to Beniajan | 5,505.94 mi (8,860.95 km) |
| Mercer Island to Benicarlo | 5,415.73 mi (8,715.77 km) |
| Mercer Island to Benicasim | 5,425.25 mi (8,731.09 km) |
| Mercer Island to Beniel | 5,504.49 mi (8,858.63 km) |
| Mercer Island to Benifayo | 5,453.23 mi (8,776.13 km) |
