| Round Rock to Eugene (Oregon) | 1,671.64 mi (2,690.24 km) |
| Round Rock to Euless (Texas) | 164.19 mi (264.24 km) |
| Round Rock to Eureka (California) | 1,639.01 mi (2,637.73 km) |
| Round Rock to Eureka (Missouri) | 679.94 mi (1,094.26 km) |
| Round Rock to Eustis (Florida) | 965.66 mi (1,554.08 km) |
| Round Rock to Evans (Colorado) | 787.19 mi (1,266.86 km) |
| Round Rock to Evans (Georgia) | 932.34 mi (1,500.46 km) |
| Round Rock to Evanston (Illinois) | 968.91 mi (1,559.32 km) |
| Round Rock to Evanston (Wyoming) | 1,048.40 mi (1,687.24 km) |
| Round Rock to Evansville (Indiana) | 773.95 mi (1,245.56 km) |
| Round Rock to Everett (Massachusetts) | 1,680.79 mi (2,704.97 km) |
| Round Rock to Everett (Washington) | 1,765.87 mi (2,841.89 km) |
| Round Rock to Evergreen Park (Illinois) | 951.08 mi (1,530.62 km) |
| Round Rock to Ewa Beach (Hawaii) | 3,760.65 mi (6,052.18 km) |
| Round Rock to Ewa Gentry (Hawaii) | 3,761.33 mi (6,053.27 km) |
