| Amarillo to Cassina de' Pecchi | 5,404.31 mi (8,697.39 km) |
| Amarillo to Cassino | 5,754.67 mi (9,261.25 km) |
| Amarillo to Castagneto Carducci | 5,554.54 mi (8,939.16 km) |
| Amarillo to Castano Primo | 5,380.21 mi (8,658.61 km) |
| Amarillo to Castel Bolognese | 5,548.85 mi (8,930.01 km) |
| Amarillo to Castel Gandolfo | 5,697.80 mi (9,169.72 km) |
| Amarillo to Castel Goffredo | 5,455.49 mi (8,779.76 km) |
| Amarillo to Castel Maggiore | 5,521.38 mi (8,885.80 km) |
| Amarillo to Castel Mella | 5,434.45 mi (8,745.90 km) |
| Amarillo to Castel San Giorgio | 5,821.37 mi (9,368.58 km) |
| Amarillo to Castel San Giovanni | 5,427.10 mi (8,734.07 km) |
| Amarillo to Castel San Pietro Terme | 5,536.97 mi (8,910.89 km) |
| Amarillo to Castel Volturno | 5,778.76 mi (9,300.01 km) |
| Amarillo to Castelbuono | 5,931.14 mi (9,545.25 km) |
| Amarillo to Casteldaccia | 5,902.91 mi (9,499.82 km) |
