| Round Rock to Elkhart (Indiana) | 1,008.80 mi (1,623.50 km) |
| Round Rock to Elkhorn (Wisconsin) | 978.58 mi (1,574.86 km) |
| Round Rock to Elko (Nevada) | 1,236.84 mi (1,990.50 km) |
| Round Rock to Elkridge (Maryland) | 1,324.29 mi (2,131.24 km) |
| Round Rock to Elkton (Maryland) | 1,380.35 mi (2,221.46 km) |
| Round Rock to Ellensburg (Washington) | 1,666.26 mi (2,681.59 km) |
| Round Rock to Ellicott City (Maryland) | 1,321.73 mi (2,127.11 km) |
| Round Rock to Elmhurst (Illinois) | 952.94 mi (1,533.61 km) |
| Round Rock to Elmira (New York) | 1,403.42 mi (2,258.59 km) |
| Round Rock to Elmont (New York) | 1,511.25 mi (2,432.12 km) |
| Round Rock to Elmwood Park (Illinois) | 958.31 mi (1,542.25 km) |
| Round Rock to Elmwood Park (New Jersey) | 1,495.99 mi (2,407.56 km) |
| Round Rock to Elon (North Carolina) | 1,114.67 mi (1,793.88 km) |
| Round Rock to Eloy (Arizona) | 833.30 mi (1,341.07 km) |
| Round Rock to Elwood (New York) | 1,532.77 mi (2,466.75 km) |
