| Weslaco to Carmona | 5,263.33 mi (8,470.52 km) |
| Weslaco to Cartagena | 5,492.81 mi (8,839.82 km) |
| Weslaco to Cartama | 5,334.55 mi (8,585.12 km) |
| Weslaco to Cartaya | 5,190.99 mi (8,354.10 km) |
| Weslaco to Caspe | 5,432.64 mi (8,742.99 km) |
| Weslaco to Cassa de la Selva | 5,548.32 mi (8,929.16 km) |
| Weslaco to Castalla | 5,478.99 mi (8,817.58 km) |
| Weslaco to Castellbisbal | 5,519.72 mi (8,883.14 km) |
| Weslaco to Castelldefels | 5,525.45 mi (8,892.36 km) |
| Weslaco to Castello de Ampurias | 5,546.09 mi (8,925.57 km) |
| Weslaco to Castellon de la Plana | 5,469.23 mi (8,801.88 km) |
| Weslaco to Castilleja de la Cuesta | 5,244.40 mi (8,440.05 km) |
| Weslaco to Catarroja | 5,468.37 mi (8,800.49 km) |
| Weslaco to Catral | 5,485.19 mi (8,827.56 km) |
| Weslaco to Caudete | 5,460.33 mi (8,787.55 km) |
