| Guymon to Castelletto sopra Ticino | 5,278.35 mi (8,494.68 km) |
| Guymon to Castelli Calepio | 5,329.13 mi (8,576.41 km) |
| Guymon to Castelnovo ne' Monti | 5,401.35 mi (8,692.63 km) |
| Guymon to Castelnuovo Berardenga | 5,492.04 mi (8,838.59 km) |
| Guymon to Castelnuovo di Porto | 5,585.57 mi (8,989.11 km) |
| Guymon to Castelnuovo di Verona | 5,370.06 mi (8,642.28 km) |
| Guymon to Castelnuovo Rangone | 5,416.03 mi (8,716.26 km) |
| Guymon to Castelvetrano | 5,804.38 mi (9,341.25 km) |
| Guymon to Castelvetro di Modena | 5,418.91 mi (8,720.89 km) |
| Guymon to Castenaso | 5,437.83 mi (8,751.35 km) |
| Guymon to Castenedolo | 5,351.06 mi (8,611.70 km) |
| Guymon to Castiglion Fiorentino | 5,507.81 mi (8,863.97 km) |
| Guymon to Castiglione del Lago | 5,522.08 mi (8,886.94 km) |
| Guymon to Castiglione delle Stiviere | 5,361.72 mi (8,628.86 km) |
| Guymon to Castrolibero | 5,859.99 mi (9,430.74 km) |
