| Mercer Island to Effingham (Illinois) | 1,773.81 mi (2,854.68 km) |
| Mercer Island to Eggertsville (New York) | 2,107.36 mi (3,391.47 km) |
| Mercer Island to Egypt Lake-Leto (Florida) | 2,515.44 mi (4,048.20 km) |
| Mercer Island to El Cajon (California) | 1,056.74 mi (1,700.66 km) |
| Mercer Island to El Campo (Texas) | 1,877.45 mi (3,021.46 km) |
| Mercer Island to El Centro (California) | 1,079.19 mi (1,736.78 km) |
| Mercer Island to El Cerrito (California) | 666.52 mi (1,072.66 km) |
| Mercer Island to El Dorado (Arkansas) | 1,827.74 mi (2,941.47 km) |
| Mercer Island to El Dorado (Kansas) | 1,444.48 mi (2,324.67 km) |
| Mercer Island to El Dorado Hills (California) | 617.18 mi (993.26 km) |
| Mercer Island to El Mirage (Arizona) | 1,094.54 mi (1,761.49 km) |
| Mercer Island to El Monte (California) | 957.39 mi (1,540.77 km) |
| Mercer Island to El Paso (Texas) | 1,367.31 mi (2,200.48 km) |
| Mercer Island to El Paso de Robles (California) | 828.02 mi (1,332.57 km) |
| Mercer Island to El Reno (Oklahoma) | 1,494.79 mi (2,405.63 km) |
