| Okmulgee to Cassina de' Pecchi | 5,158.96 mi (8,302.55 km) |
| Okmulgee to Cassino | 5,505.13 mi (8,859.64 km) |
| Okmulgee to Castagneto Carducci | 5,304.10 mi (8,536.12 km) |
| Okmulgee to Castano Primo | 5,133.97 mi (8,262.33 km) |
| Okmulgee to Castel Bolognese | 5,303.97 mi (8,535.92 km) |
| Okmulgee to Castel Gandolfo | 5,446.81 mi (8,765.79 km) |
| Okmulgee to Castel Goffredo | 5,211.34 mi (8,386.84 km) |
| Okmulgee to Castel Maggiore | 5,276.50 mi (8,491.71 km) |
| Okmulgee to Castel Mella | 5,190.37 mi (8,353.10 km) |
| Okmulgee to Castel San Giorgio | 5,571.38 mi (8,966.28 km) |
| Okmulgee to Castel San Giovanni | 5,180.41 mi (8,337.06 km) |
| Okmulgee to Castel San Pietro Terme | 5,291.97 mi (8,516.60 km) |
| Okmulgee to Castel Volturno | 5,528.07 mi (8,896.57 km) |
| Okmulgee to Castelbuono | 5,672.16 mi (9,128.46 km) |
| Okmulgee to Casteldaccia | 5,643.20 mi (9,081.85 km) |
