| Willow Grove to Castelfidardo | 4,341.88 mi (6,987.58 km) |
| Willow Grove to Castelfiorentino | 4,225.43 mi (6,800.17 km) |
| Willow Grove to Castelfranco di Sopra | 4,250.36 mi (6,840.29 km) |
| Willow Grove to Castelfranco di Sotto | 4,212.60 mi (6,779.53 km) |
| Willow Grove to Castelfranco Emilia | 4,195.51 mi (6,752.02 km) |
| Willow Grove to Castelfranco Veneto | 4,197.22 mi (6,754.77 km) |
| Willow Grove to Castellabate | 4,519.39 mi (7,273.26 km) |
| Willow Grove to Castellammare del Golfo | 4,510.27 mi (7,258.58 km) |
| Willow Grove to Castellammare di Stabia | 4,483.00 mi (7,214.69 km) |
| Willow Grove to Castellamonte | 4,025.90 mi (6,479.06 km) |
| Willow Grove to Castellana Grotte | 4,593.75 mi (7,392.93 km) |
| Willow Grove to Castellaneta | 4,593.13 mi (7,391.93 km) |
| Willow Grove to Castellanza | 4,069.69 mi (6,549.53 km) |
| Willow Grove to Castellarano | 4,184.91 mi (6,734.96 km) |
| Willow Grove to Castelleone | 4,116.94 mi (6,625.57 km) |
