| Harker Heights to Casamassima | 5,944.33 mi (9,566.48 km) |
| Harker Heights to Casandrino | 5,835.10 mi (9,390.69 km) |
| Harker Heights to Casapulla | 5,830.94 mi (9,384.00 km) |
| Harker Heights to Casarano | 6,035.97 mi (9,713.96 km) |
| Harker Heights to Casatenovo | 5,442.61 mi (8,759.03 km) |
| Harker Heights to Casciana Terme | 5,579.65 mi (8,979.58 km) |
| Harker Heights to Cascina | 5,570.73 mi (8,965.22 km) |
| Harker Heights to Caselle Torinese | 5,394.31 mi (8,681.30 km) |
| Harker Heights to Caserta | 5,833.02 mi (9,387.34 km) |
| Harker Heights to Casier | 5,563.66 mi (8,953.84 km) |
| Harker Heights to Casorate Primo | 5,445.13 mi (8,763.10 km) |
| Harker Heights to Casoria | 5,838.57 mi (9,396.28 km) |
| Harker Heights to Cassano al Ionio | 5,969.78 mi (9,607.44 km) |
| Harker Heights to Cassano d'Adda | 5,457.16 mi (8,782.45 km) |
| Harker Heights to Cassano delle Murge | 5,941.09 mi (9,561.26 km) |
