| Amarillo to Chivasso | 5,362.06 mi (8,629.40 km) |
| Amarillo to Ciampino | 5,693.36 mi (9,162.58 km) |
| Amarillo to Cicciano | 5,806.38 mi (9,344.46 km) |
| Amarillo to Cingoli | 5,645.20 mi (9,085.06 km) |
| Amarillo to Cinisello Balsamo | 5,397.21 mi (8,685.97 km) |
| Amarillo to Cinisi | 5,880.02 mi (9,462.98 km) |
| Amarillo to Cirie | 5,349.17 mi (8,608.65 km) |
| Amarillo to Ciro Marina | 5,981.71 mi (9,626.64 km) |
| Amarillo to Cislago | 5,383.46 mi (8,663.84 km) |
| Amarillo to Cisterna di Latina | 5,711.76 mi (9,192.19 km) |
| Amarillo to Cisternino | 5,927.44 mi (9,539.29 km) |
| Amarillo to Citta di Castello | 5,604.21 mi (9,019.10 km) |
| Amarillo to Citta Sant'Angelo | 5,715.78 mi (9,198.66 km) |
| Amarillo to Cittadella | 5,488.41 mi (8,832.75 km) |
| Amarillo to Cittanova | 5,990.16 mi (9,640.23 km) |
