| Okmulgee to Carmignano | 5,293.84 mi (8,519.61 km) |
| Okmulgee to Carovigno | 5,693.31 mi (9,162.49 km) |
| Okmulgee to Carpenedolo | 5,206.91 mi (8,379.72 km) |
| Okmulgee to Carpi | 5,248.52 mi (8,446.68 km) |
| Okmulgee to Carrara | 5,246.43 mi (8,443.31 km) |
| Okmulgee to Carugate | 5,156.31 mi (8,298.28 km) |
| Okmulgee to Casal di Principe | 5,538.28 mi (8,913.00 km) |
| Okmulgee to Casale Monferrato | 5,138.30 mi (8,269.30 km) |
| Okmulgee to Casale sul Sile | 5,270.88 mi (8,482.66 km) |
| Okmulgee to Casalecchio di Reno | 5,276.69 mi (8,492.02 km) |
| Okmulgee to Casalgrande | 5,250.87 mi (8,450.45 km) |
| Okmulgee to Casalmaggiore | 5,221.76 mi (8,403.62 km) |
| Okmulgee to Casalnuovo di Napoli | 5,551.40 mi (8,934.12 km) |
| Okmulgee to Casalpusterlengo | 5,183.81 mi (8,342.53 km) |
| Okmulgee to Casaluce | 5,541.70 mi (8,918.51 km) |
