| Amarillo to Castrovillari | 5,924.70 mi (9,534.89 km) |
| Amarillo to Catania | 5,991.19 mi (9,641.89 km) |
| Amarillo to Catanzaro | 5,983.97 mi (9,630.27 km) |
| Amarillo to Cattolica | 5,599.66 mi (9,011.78 km) |
| Amarillo to Cava de' Tirreni | 5,825.27 mi (9,374.87 km) |
| Amarillo to Cavallino | 5,976.32 mi (9,617.96 km) |
| Amarillo to Cavarzere | 5,522.45 mi (8,887.52 km) |
| Amarillo to Cave | 5,705.46 mi (9,182.06 km) |
| Amarillo to Cavriago | 5,484.07 mi (8,825.76 km) |
| Amarillo to Cavriglia | 5,572.79 mi (8,968.54 km) |
| Amarillo to Cazzago San Martino | 5,426.22 mi (8,732.66 km) |
| Amarillo to Ceccano | 5,732.36 mi (9,225.35 km) |
| Amarillo to Cecina | 5,544.67 mi (8,923.28 km) |
| Amarillo to Cefalu | 5,923.13 mi (9,532.36 km) |
| Amarillo to Ceglie Messapico | 5,933.96 mi (9,549.79 km) |
