| Frederick to Cassina de' Pecchi | 4,220.31 mi (6,791.94 km) |
| Frederick to Cassino | 4,553.41 mi (7,328.00 km) |
| Frederick to Castagneto Carducci | 4,352.54 mi (7,004.74 km) |
| Frederick to Castano Primo | 4,193.61 mi (6,748.96 km) |
| Frederick to Castel Bolognese | 4,364.67 mi (7,024.25 km) |
| Frederick to Castel Gandolfo | 4,492.59 mi (7,230.13 km) |
| Frederick to Castel Goffredo | 4,274.75 mi (6,879.54 km) |
| Frederick to Castel Maggiore | 4,337.53 mi (6,980.58 km) |
| Frederick to Castel Mella | 4,254.21 mi (6,846.49 km) |
| Frederick to Castel San Giorgio | 4,618.07 mi (7,432.07 km) |
| Frederick to Castel San Giovanni | 4,238.48 mi (6,821.18 km) |
| Frederick to Castel San Pietro Terme | 4,352.52 mi (7,004.70 km) |
| Frederick to Castel Volturno | 4,573.70 mi (7,360.66 km) |
| Frederick to Castelbuono | 4,699.31 mi (7,562.81 km) |
| Frederick to Casteldaccia | 4,669.13 mi (7,514.24 km) |
