| Opelika to Brezovica | 5,058.21 mi (8,140.41 km) |
| Opelika to Cankova | 5,099.66 mi (8,207.11 km) |
| Opelika to Celje | 5,085.92 mi (8,184.99 km) |
| Opelika to Cerklje na Gorenjskem | 5,053.16 mi (8,132.27 km) |
| Opelika to Cerknica | 5,063.46 mi (8,148.86 km) |
| Opelika to Cerkno | 5,036.79 mi (8,105.92 km) |
| Opelika to Cerkvenjak | 5,102.02 mi (8,210.90 km) |
| Opelika to Cirkulane | 5,111.98 mi (8,226.93 km) |
| Opelika to Crensovci | 5,116.01 mi (8,233.43 km) |
| Opelika to Crna na Koroskem | 5,060.54 mi (8,144.14 km) |
| Opelika to Crnomelj | 5,105.95 mi (8,217.23 km) |
| Opelika to Destrnik | 5,102.05 mi (8,210.96 km) |
| Opelika to Divaca | 5,051.18 mi (8,129.08 km) |
| Opelika to Dobje | 5,094.62 mi (8,198.99 km) |
| Opelika to Dobrna | 5,080.77 mi (8,176.71 km) |
