| Omurtag to Carovigno | 479.29 mi (771.35 km) |
| Omurtag to Carpenedolo | 805.25 mi (1,295.92 km) |
| Omurtag to Carpi | 780.28 mi (1,255.73 km) |
| Omurtag to Carrara | 818.02 mi (1,316.47 km) |
| Omurtag to Carugate | 859.47 mi (1,383.19 km) |
| Omurtag to Casal di Principe | 645.73 mi (1,039.20 km) |
| Omurtag to Casale Monferrato | 899.90 mi (1,448.25 km) |
| Omurtag to Casale sul Sile | 715.92 mi (1,152.16 km) |
| Omurtag to Casalecchio di Reno | 759.72 mi (1,222.65 km) |
| Omurtag to Casalgrande | 787.03 mi (1,266.60 km) |
| Omurtag to Casalmaggiore | 804.00 mi (1,293.92 km) |
| Omurtag to Casalnuovo di Napoli | 636.99 mi (1,025.14 km) |
| Omurtag to Casalpusterlengo | 842.10 mi (1,355.23 km) |
| Omurtag to Casaluce | 642.74 mi (1,034.39 km) |
| Omurtag to Casamassima | 509.41 mi (819.81 km) |
