| Ponca City to Elkhart (Indiana) | 685.71 mi (1,103.54 km) |
| Ponca City to Elkhorn (Wisconsin) | 611.39 mi (983.94 km) |
| Ponca City to Elko (Nevada) | 1,044.26 mi (1,680.57 km) |
| Ponca City to Elkridge (Maryland) | 1,117.89 mi (1,799.07 km) |
| Ponca City to Elkton (Maryland) | 1,168.41 mi (1,880.38 km) |
| Ponca City to Ellensburg (Washington) | 1,393.35 mi (2,242.37 km) |
| Ponca City to Ellicott City (Maryland) | 1,113.25 mi (1,791.59 km) |
| Ponca City to Elmhurst (Illinois) | 604.18 mi (972.34 km) |
| Ponca City to Elmira (New York) | 1,140.04 mi (1,834.72 km) |
| Ponca City to Elmont (New York) | 1,284.97 mi (2,067.96 km) |
| Ponca City to Elmwood Park (Illinois) | 610.60 mi (982.66 km) |
| Ponca City to Elmwood Park (New Jersey) | 1,264.77 mi (2,035.45 km) |
| Ponca City to Elon (North Carolina) | 975.93 mi (1,570.61 km) |
| Ponca City to Eloy (Arizona) | 868.58 mi (1,397.84 km) |
| Ponca City to Elwood (New York) | 1,305.03 mi (2,100.25 km) |
