| Howard to Castrovillari | 4,952.76 mi (7,970.69 km) |
| Howard to Catania | 5,019.15 mi (8,077.55 km) |
| Howard to Catanzaro | 5,011.88 mi (8,065.84 km) |
| Howard to Cattolica | 4,628.53 mi (7,448.89 km) |
| Howard to Cava de' Tirreni | 4,853.27 mi (7,810.59 km) |
| Howard to Cavallino | 5,005.24 mi (8,055.16 km) |
| Howard to Cavarzere | 4,551.86 mi (7,325.51 km) |
| Howard to Cave | 4,733.45 mi (7,617.75 km) |
| Howard to Cavriago | 4,512.59 mi (7,262.32 km) |
| Howard to Cavriglia | 4,601.03 mi (7,404.64 km) |
| Howard to Cazzago San Martino | 4,455.09 mi (7,169.78 km) |
| Howard to Ceccano | 4,760.35 mi (7,661.05 km) |
| Howard to Cecina | 4,572.64 mi (7,358.96 km) |
| Howard to Cefalu | 4,951.16 mi (7,968.12 km) |
| Howard to Ceglie Messapico | 4,962.78 mi (7,986.82 km) |
