| Plonsk to Carmignano | 744.98 mi (1,198.93 km) |
| Plonsk to Carovigno | 834.35 mi (1,342.76 km) |
| Plonsk to Carpenedolo | 673.79 mi (1,084.36 km) |
| Plonsk to Carpi | 692.90 mi (1,115.12 km) |
| Plonsk to Carrara | 754.92 mi (1,214.92 km) |
| Plonsk to Carugate | 698.18 mi (1,123.61 km) |
| Plonsk to Casal di Principe | 854.49 mi (1,375.17 km) |
| Plonsk to Casale Monferrato | 747.90 mi (1,203.63 km) |
| Plonsk to Casale sul Sile | 606.40 mi (975.91 km) |
| Plonsk to Casalecchio di Reno | 699.03 mi (1,124.98 km) |
| Plonsk to Casalgrande | 708.45 mi (1,140.14 km) |
| Plonsk to Casalmaggiore | 695.09 mi (1,118.64 km) |
| Plonsk to Casalnuovo di Napoli | 857.65 mi (1,380.26 km) |
| Plonsk to Casalpusterlengo | 707.75 mi (1,139.02 km) |
| Plonsk to Casaluce | 854.52 mi (1,375.22 km) |
