| Willow Grove to Celano | 4,391.56 mi (7,067.54 km) |
| Willow Grove to Cento | 4,200.83 mi (6,760.58 km) |
| Willow Grove to Cepagatti | 4,403.67 mi (7,087.02 km) |
| Willow Grove to Ceprano | 4,409.14 mi (7,095.83 km) |
| Willow Grove to Cercola | 4,470.88 mi (7,195.19 km) |
| Willow Grove to Cerea | 4,182.37 mi (6,730.88 km) |
| Willow Grove to Cerese | 4,167.40 mi (6,706.79 km) |
| Willow Grove to Cerignola | 4,524.05 mi (7,280.75 km) |
| Willow Grove to Cermenate | 4,074.90 mi (6,557.91 km) |
| Willow Grove to Cernusco sul Naviglio | 4,091.47 mi (6,584.58 km) |
| Willow Grove to Cerreto Guidi | 4,216.14 mi (6,785.23 km) |
| Willow Grove to Cerro Maggiore | 4,072.37 mi (6,553.84 km) |
| Willow Grove to Certaldo | 4,230.45 mi (6,808.25 km) |
| Willow Grove to Cerveteri | 4,330.59 mi (6,969.42 km) |
| Willow Grove to Cervia | 4,262.98 mi (6,860.61 km) |
