| Gretna to Campodarsego | 5,301.01 mi (8,531.15 km) |
| Gretna to Campogalliano | 5,283.05 mi (8,502.24 km) |
| Gretna to Campolongo Maggiore | 5,312.30 mi (8,549.33 km) |
| Gretna to Camponogara | 5,311.31 mi (8,547.72 km) |
| Gretna to Camposampiero | 5,299.45 mi (8,528.64 km) |
| Gretna to Canegrate | 5,171.86 mi (8,323.31 km) |
| Gretna to Canelli | 5,171.05 mi (8,322.00 km) |
| Gretna to Canicatti | 5,673.86 mi (9,131.20 km) |
| Gretna to Canosa di Puglia | 5,632.18 mi (9,064.11 km) |
| Gretna to Cantu | 5,175.10 mi (8,328.52 km) |
| Gretna to Caorle | 5,338.22 mi (8,591.03 km) |
| Gretna to Capaci | 5,616.20 mi (9,038.39 km) |
| Gretna to Capannori | 5,298.60 mi (8,527.27 km) |
| Gretna to Capena | 5,443.71 mi (8,760.81 km) |
| Gretna to Capo d'Orlando | 5,686.04 mi (9,150.80 km) |
