| Poplar Bluff to Carmignano | 5,012.92 mi (8,067.51 km) |
| Poplar Bluff to Carovigno | 5,414.01 mi (8,713.01 km) |
| Poplar Bluff to Carpenedolo | 4,928.95 mi (7,932.38 km) |
| Poplar Bluff to Carpi | 4,969.71 mi (7,997.98 km) |
| Poplar Bluff to Carrara | 4,965.03 mi (7,990.44 km) |
| Poplar Bluff to Carugate | 4,877.50 mi (7,849.58 km) |
| Poplar Bluff to Casal di Principe | 5,254.99 mi (8,457.08 km) |
| Poplar Bluff to Casale Monferrato | 4,857.49 mi (7,817.37 km) |
| Poplar Bluff to Casale sul Sile | 4,995.81 mi (8,039.98 km) |
| Poplar Bluff to Casalecchio di Reno | 4,997.65 mi (8,042.94 km) |
| Poplar Bluff to Casalgrande | 4,971.40 mi (8,000.69 km) |
| Poplar Bluff to Casalmaggiore | 4,942.87 mi (7,954.78 km) |
| Poplar Bluff to Casalnuovo di Napoli | 5,268.17 mi (8,478.30 km) |
| Poplar Bluff to Casalpusterlengo | 4,904.47 mi (7,892.99 km) |
| Poplar Bluff to Casaluce | 5,258.46 mi (8,462.67 km) |
