| Ponca City to Camarillo (California) | 1,245.13 mi (2,003.85 km) |
| Ponca City to Camas (Washington) | 1,446.66 mi (2,328.17 km) |
| Ponca City to Cambridge (Maryland) | 1,152.79 mi (1,855.23 km) |
| Ponca City to Cambridge (Massachusetts) | 1,430.26 mi (2,301.78 km) |
| Ponca City to Camden (Arkansas) | 323.09 mi (519.96 km) |
| Ponca City to Camden (New Jersey) | 1,207.57 mi (1,943.39 km) |
| Ponca City to Cameron Park (California) | 1,310.84 mi (2,109.60 km) |
| Ponca City to Camp Pendleton South (California) | 1,173.29 mi (1,888.23 km) |
| Ponca City to Camp Springs (Maryland) | 1,107.56 mi (1,782.44 km) |
| Ponca City to Camp Verde (Arizona) | 842.67 mi (1,356.14 km) |
| Ponca City to Campbell (California) | 1,369.77 mi (2,204.43 km) |
| Ponca City to Campbellsville (Kentucky) | 647.24 mi (1,041.64 km) |
| Ponca City to Campton Hills (Illinois) | 586.10 mi (943.24 km) |
| Ponca City to Canby (Oregon) | 1,452.43 mi (2,337.46 km) |
| Ponca City to Candelaria (Puerto Rico) | 2,257.87 mi (3,633.70 km) |
