| Howard to Celano | 4,745.19 mi (7,636.65 km) |
| Howard to Cento | 4,539.61 mi (7,305.79 km) |
| Howard to Cepagatti | 4,751.83 mi (7,647.33 km) |
| Howard to Ceprano | 4,768.21 mi (7,673.69 km) |
| Howard to Cercola | 4,831.98 mi (7,776.32 km) |
| Howard to Cerea | 4,516.61 mi (7,268.77 km) |
| Howard to Cerese | 4,505.55 mi (7,250.97 km) |
| Howard to Cerignola | 4,872.80 mi (7,842.02 km) |
| Howard to Cermenate | 4,414.31 mi (7,104.15 km) |
| Howard to Cernusco sul Naviglio | 4,431.64 mi (7,132.04 km) |
| Howard to Cerreto Guidi | 4,566.93 mi (7,349.77 km) |
| Howard to Cerro Maggiore | 4,413.51 mi (7,102.85 km) |
| Howard to Certaldo | 4,582.67 mi (7,375.09 km) |
| Howard to Cerveteri | 4,692.82 mi (7,552.36 km) |
| Howard to Cervia | 4,601.20 mi (7,404.91 km) |
