| Antrim to Cernavoda | 1,672.82 mi (2,692.14 km) |
| Antrim to Chitila | 1,585.55 mi (2,551.69 km) |
| Antrim to Cisnadie | 1,464.16 mi (2,356.33 km) |
| Antrim to Cluj-Napoca | 1,400.09 mi (2,253.23 km) |
| Antrim to Codlea | 1,515.31 mi (2,438.66 km) |
| Antrim to Comanesti | 1,525.93 mi (2,455.74 km) |
| Antrim to Comarnic | 1,540.98 mi (2,479.97 km) |
| Antrim to Constanta | 1,703.55 mi (2,741.60 km) |
| Antrim to Corabia | 1,560.29 mi (2,511.04 km) |
| Antrim to Costesti | 1,535.93 mi (2,471.84 km) |
| Antrim to Covasna | 1,538.29 mi (2,475.64 km) |
| Antrim to Craiova | 1,509.39 mi (2,429.13 km) |
| Antrim to Cristuru Secuiesc | 1,475.59 mi (2,374.74 km) |
| Antrim to Cugir | 1,428.19 mi (2,298.45 km) |
| Antrim to Cumpana | 1,702.80 mi (2,740.38 km) |
