| Mercer Island to Federal Way (Washington) | 18.41 mi (29.62 km) |
| Mercer Island to Felida (Washington) | 129.98 mi (209.18 km) |
| Mercer Island to Fenton (Michigan) | 1,884.50 mi (3,032.80 km) |
| Mercer Island to Fergus Falls (Minnesota) | 1,231.53 mi (1,981.96 km) |
| Mercer Island to Ferguson (Missouri) | 1,706.42 mi (2,746.21 km) |
| Mercer Island to Fernandina Beach (Florida) | 2,440.99 mi (3,928.39 km) |
| Mercer Island to Ferndale (Maryland) | 2,326.25 mi (3,743.74 km) |
| Mercer Island to Ferndale (Michigan) | 1,921.11 mi (3,091.73 km) |
| Mercer Island to Ferndale (Washington) | 90.40 mi (145.48 km) |
| Mercer Island to Fernley (Nevada) | 573.44 mi (922.86 km) |
| Mercer Island to Ferry Pass (Florida) | 2,191.03 mi (3,526.12 km) |
| Mercer Island to Festus (Missouri) | 1,720.44 mi (2,768.78 km) |
| Mercer Island to Fife (Washington) | 23.69 mi (38.13 km) |
| Mercer Island to Fillmore (California) | 925.81 mi (1,489.95 km) |
| Mercer Island to Findlay (Ohio) | 1,939.32 mi (3,121.03 km) |
