| Okmulgee to Celano | 5,468.64 mi (8,800.93 km) |
| Okmulgee to Cento | 5,266.31 mi (8,475.30 km) |
| Okmulgee to Cepagatti | 5,476.77 mi (8,814.01 km) |
| Okmulgee to Ceprano | 5,490.21 mi (8,835.64 km) |
| Okmulgee to Cercola | 5,553.60 mi (8,937.65 km) |
| Okmulgee to Cerea | 5,244.35 mi (8,439.97 km) |
| Okmulgee to Cerese | 5,232.30 mi (8,420.57 km) |
| Okmulgee to Cerignola | 5,597.95 mi (9,009.03 km) |
| Okmulgee to Cermenate | 5,140.45 mi (8,272.76 km) |
| Okmulgee to Cernusco sul Naviglio | 5,157.65 mi (8,300.43 km) |
| Okmulgee to Cerreto Guidi | 5,290.59 mi (8,514.39 km) |
| Okmulgee to Cerro Maggiore | 5,139.21 mi (8,270.76 km) |
| Okmulgee to Certaldo | 5,305.99 mi (8,539.17 km) |
| Okmulgee to Cerveteri | 5,413.67 mi (8,712.46 km) |
| Okmulgee to Cervia | 5,328.23 mi (8,574.95 km) |
