| Rio Grande City to Casamassima | 6,228.75 mi (10,024.20 km) |
| Rio Grande City to Casandrino | 6,115.87 mi (9,842.54 km) |
| Rio Grande City to Casapulla | 6,112.08 mi (9,836.45 km) |
| Rio Grande City to Casarano | 6,319.93 mi (10,170.95 km) |
| Rio Grande City to Casatenovo | 5,729.19 mi (9,220.23 km) |
| Rio Grande City to Casciana Terme | 5,862.29 mi (9,434.44 km) |
| Rio Grande City to Cascina | 5,853.68 mi (9,420.58 km) |
| Rio Grande City to Caselle Torinese | 5,677.75 mi (9,137.45 km) |
| Rio Grande City to Caserta | 6,114.23 mi (9,839.90 km) |
| Rio Grande City to Casier | 5,853.39 mi (9,420.12 km) |
| Rio Grande City to Casorate Primo | 5,730.44 mi (9,222.25 km) |
| Rio Grande City to Casoria | 6,119.32 mi (9,848.10 km) |
| Rio Grande City to Cassano al Ionio | 6,250.58 mi (10,059.33 km) |
| Rio Grande City to Cassano d'Adda | 5,743.55 mi (9,243.35 km) |
| Rio Grande City to Cassano delle Murge | 6,225.14 mi (10,018.40 km) |
