| Mercer Island to Montana | 5,808.22 mi (9,347.43 km) |
| Mercer Island to Nova Zagora | 5,919.34 mi (9,526.26 km) |
| Mercer Island to Novi Iskar | 5,849.46 mi (9,413.80 km) |
| Mercer Island to Novi Pazar | 5,884.77 mi (9,470.62 km) |
| Mercer Island to Omurtag | 5,887.23 mi (9,474.58 km) |
| Mercer Island to Panagyurishte | 5,884.69 mi (9,470.49 km) |
| Mercer Island to Parvomay | 5,929.87 mi (9,543.21 km) |
| Mercer Island to Pavlikeni | 5,858.26 mi (9,427.96 km) |
| Mercer Island to Pazardzhik | 5,906.78 mi (9,506.04 km) |
| Mercer Island to Pernik | 5,856.03 mi (9,424.38 km) |
| Mercer Island to Peshtera | 5,916.83 mi (9,522.21 km) |
| Mercer Island to Petrich | 5,936.29 mi (9,553.54 km) |
| Mercer Island to Pleven | 5,834.72 mi (9,390.07 km) |
| Mercer Island to Plovdiv | 5,917.90 mi (9,523.93 km) |
| Mercer Island to Pomorie | 5,942.73 mi (9,563.90 km) |
