| Ponca City to Central Point (Oregon) | 1,424.91 mi (2,293.17 km) |
| Ponca City to Centralia (Illinois) | 452.01 mi (727.44 km) |
| Ponca City to Centralia (Washington) | 1,494.18 mi (2,404.64 km) |
| Ponca City to Centreville (Virginia) | 1,079.68 mi (1,737.58 km) |
| Ponca City to Ceres (California) | 1,313.56 mi (2,113.97 km) |
| Ponca City to Cerritos (California) | 1,198.12 mi (1,928.18 km) |
| Ponca City to Chalco (Nebraska) | 312.07 mi (502.23 km) |
| Ponca City to Chalmette (Louisiana) | 622.07 mi (1,001.13 km) |
| Ponca City to Chambersburg (Pennsylvania) | 1,072.98 mi (1,726.79 km) |
| Ponca City to Chamblee (Georgia) | 745.48 mi (1,199.74 km) |
| Ponca City to Champaign (Illinois) | 530.23 mi (853.33 km) |
| Ponca City to Champlin (Minnesota) | 614.17 mi (988.42 km) |
| Ponca City to Chandler (Arizona) | 868.78 mi (1,398.17 km) |
| Ponca City to Chanhassen (Minnesota) | 590.82 mi (950.83 km) |
| Ponca City to Channahon (Illinois) | 572.72 mi (921.71 km) |
