| Harlingen to Chitila | 1,103.90 mi (1,776.56 km) |
| Harlingen to Cisnadie | 982.10 mi (1,580.55 km) |
| Harlingen to Cluj-Napoca | 916.63 mi (1,475.18 km) |
| Harlingen to Codlea | 1,032.07 mi (1,660.95 km) |
| Harlingen to Comanesti | 1,041.64 mi (1,676.36 km) |
| Harlingen to Comarnic | 1,058.28 mi (1,703.14 km) |
| Harlingen to Constanta | 1,220.06 mi (1,963.49 km) |
| Harlingen to Corabia | 1,083.11 mi (1,743.10 km) |
| Harlingen to Costesti | 1,055.40 mi (1,698.50 km) |
| Harlingen to Covasna | 1,054.42 mi (1,696.92 km) |
| Harlingen to Craiova | 1,031.79 mi (1,660.51 km) |
| Harlingen to Cristuru Secuiesc | 991.85 mi (1,596.22 km) |
| Harlingen to Cugir | 946.82 mi (1,523.76 km) |
| Harlingen to Cumpana | 1,219.41 mi (1,962.45 km) |
| Harlingen to Curtea de Arges | 1,026.96 mi (1,652.74 km) |
