| Katy to Enterprise (Nevada) | 1,201.60 mi (1,933.79 km) |
| Katy to Enumclaw (Washington) | 1,840.94 mi (2,962.70 km) |
| Katy to Ephrata (Pennsylvania) | 1,319.40 mi (2,123.37 km) |
| Katy to Erie (Colorado) | 878.37 mi (1,413.59 km) |
| Katy to Erie (Pennsylvania) | 1,221.90 mi (1,966.46 km) |
| Katy to Erlanger (Kentucky) | 902.52 mi (1,452.47 km) |
| Katy to Escanaba (Michigan) | 1,199.76 mi (1,930.82 km) |
| Katy to Escondido (California) | 1,270.45 mi (2,044.59 km) |
| Katy to Española (New Mexico) | 731.93 mi (1,177.93 km) |
| Katy to Essex (Maryland) | 1,280.26 mi (2,060.38 km) |
| Katy to Essex Junction (Vermont) | 1,602.07 mi (2,578.28 km) |
| Katy to Estelle (Louisiana) | 343.67 mi (553.08 km) |
| Katy to Estero (Florida) | 885.97 mi (1,425.83 km) |
| Katy to Euclid (Ohio) | 1,141.56 mi (1,837.16 km) |
| Katy to Eufaula (Alabama) | 650.19 mi (1,046.37 km) |
